20184612812

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:512

約数の個数: 192

約数和(自身を含む): 46103715840

約数和(自身を除く): 25919103028

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 52, 61, 74, 79, 91, 122, 148, 158, 182, 244, 259, 311, 316, 364, 427, 481, 518, 553, 622, 793, 854, 962, 1027, 1036, 1106, 1244, 1586, 1708, 1924, 2054, 2177, 2212, 2257, 2923, 3172, 3367, 4043, 4108, 4354, 4514, 4819, 5551, 5846, 6734, 7189, 8086, 8708, 9028, 9638, 11102, 11507, 11692, 13468, 14378, 15799, 16172, 18971, 19276, 20461, 22204, 23014, 24569, 28301, 28756, 29341, 31598, 33733, 37942, 37999, 40922, 46028, 49138, 56602, 58682, 62647, 63196, 67466, 75884, 75998, 80549, 81844, 98276, 113204, 117364, 125294, 132797, 134932, 149591, 151996, 161098, 171983, 178303, 205387, 246623, 250588, 265594, 265993, 299182, 319397, 322196, 343966, 356606, 410774, 438529, 493246, 531188, 531986, 598364, 638794, 687932, 701927, 713212, 821548, 877058, 909053, 986492, 1047137, 1063972, 1248121, 1277588, 1403854, 1498709, 1726361, 1754116, 1818106, 2094274, 2235779, 2317939, 2496242, 2807708, 2997418, 3452722, 3636212, 4188548, 4471558, 4635878, 4913489, 4992484, 5994836, 6363371, 6905444, 8943116, 9125051, 9271756, 9826978, 10490963, 11817689, 12726742, 16225573, 18250102, 19483217, 19653956, 20981926, 23635378, 25453484, 32451146, 36500204, 38966434, 41963852, 47270756, 55452233, 63875357, 64902292, 77932868, 82723823, 110904466, 127750714, 136382519, 165447646, 221808932, 255501428, 272765038, 330895292, 388165631, 545530076, 720879029, 776331262, 1441758058, 1552662524, 2883516116, 5046153203, 10092306406, 20184612812]

約数ペア:

[(1, 20184612812), (2, 10092306406), (4, 5046153203), (7, 2883516116), (13, 1552662524), (14, 1441758058), (26, 776331262), (28, 720879029), (37, 545530076), (52, 388165631), (61, 330895292), (74, 272765038), (79, 255501428), (91, 221808932), (122, 165447646), (148, 136382519), (158, 127750714), (182, 110904466), (244, 82723823), (259, 77932868), (311, 64902292), (316, 63875357), (364, 55452233), (427, 47270756), (481, 41963852), (518, 38966434), (553, 36500204), (622, 32451146), (793, 25453484), (854, 23635378), (962, 20981926), (1027, 19653956), (1036, 19483217), (1106, 18250102), (1244, 16225573), (1586, 12726742), (1708, 11817689), (1924, 10490963), (2054, 9826978), (2177, 9271756), (2212, 9125051), (2257, 8943116), (2923, 6905444), (3172, 6363371), (3367, 5994836), (4043, 4992484), (4108, 4913489), (4354, 4635878), (4514, 4471558), (4819, 4188548), (5551, 3636212), (5846, 3452722), (6734, 2997418), (7189, 2807708), (8086, 2496242), (8708, 2317939), (9028, 2235779), (9638, 2094274), (11102, 1818106), (11507, 1754116), (11692, 1726361), (13468, 1498709), (14378, 1403854), (15799, 1277588), (16172, 1248121), (18971, 1063972), (19276, 1047137), (20461, 986492), (22204, 909053), (23014, 877058), (24569, 821548), (28301, 713212), (28756, 701927), (29341, 687932), (31598, 638794), (33733, 598364), (37942, 531986), (37999, 531188), (40922, 493246), (46028, 438529), (49138, 410774), (56602, 356606), (58682, 343966), (62647, 322196), (63196, 319397), (67466, 299182), (75884, 265993), (75998, 265594), (80549, 250588), (81844, 246623), (98276, 205387), (113204, 178303), (117364, 171983), (125294, 161098), (132797, 151996), (134932, 149591)]