20125971882

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{3511}}^1$

素因数の和:3729

約数の個数: 128

約数和(自身を含む): 48684748800

約数和(自身を除く): 28558776918

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 37, 38, 54, 57, 74, 111, 114, 151, 171, 222, 302, 333, 342, 453, 513, 666, 703, 906, 999, 1026, 1359, 1406, 1998, 2109, 2718, 2869, 3511, 4077, 4218, 5587, 5738, 6327, 7022, 8154, 8607, 10533, 11174, 12654, 16761, 17214, 18981, 21066, 25821, 31599, 33522, 37962, 50283, 51642, 63198, 66709, 77463, 94797, 100566, 106153, 129907, 133418, 150849, 154926, 189594, 200127, 212306, 259814, 301698, 318459, 389721, 400254, 530161, 600381, 636918, 779442, 955377, 1060322, 1169163, 1200762, 1590483, 1801143, 1910754, 2338326, 2468233, 2866131, 3180966, 3507489, 3602286, 4771449, 4936466, 5732262, 7014978, 7404699, 9542898, 10073059, 14314347, 14809398, 19615957, 20146118, 22214097, 28628694, 30219177, 39231914, 44428194, 58847871, 60438354, 66642291, 90657531, 117695742, 133284582, 176543613, 181315062, 271972593, 353087226, 372703183, 529630839, 543945186, 745406366, 1059261678, 1118109549, 2236219098, 3354328647, 6708657294, 10062985941, 20125971882]

約数ペア:

[(1, 20125971882), (2, 10062985941), (3, 6708657294), (6, 3354328647), (9, 2236219098), (18, 1118109549), (19, 1059261678), (27, 745406366), (37, 543945186), (38, 529630839), (54, 372703183), (57, 353087226), (74, 271972593), (111, 181315062), (114, 176543613), (151, 133284582), (171, 117695742), (222, 90657531), (302, 66642291), (333, 60438354), (342, 58847871), (453, 44428194), (513, 39231914), (666, 30219177), (703, 28628694), (906, 22214097), (999, 20146118), (1026, 19615957), (1359, 14809398), (1406, 14314347), (1998, 10073059), (2109, 9542898), (2718, 7404699), (2869, 7014978), (3511, 5732262), (4077, 4936466), (4218, 4771449), (5587, 3602286), (5738, 3507489), (6327, 3180966), (7022, 2866131), (8154, 2468233), (8607, 2338326), (10533, 1910754), (11174, 1801143), (12654, 1590483), (16761, 1200762), (17214, 1169163), (18981, 1060322), (21066, 955377), (25821, 779442), (31599, 636918), (33522, 600381), (37962, 530161), (50283, 400254), (51642, 389721), (63198, 318459), (66709, 301698), (77463, 259814), (94797, 212306), (100566, 200127), (106153, 189594), (129907, 154926), (133418, 150849)]