19939374

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:119

約数の個数: 144

約数和(自身を含む): 56766528

約数和(自身を除く): 36827154

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 37, 39, 42, 47, 49, 63, 74, 78, 91, 94, 98, 111, 117, 126, 141, 147, 182, 222, 234, 259, 273, 282, 294, 329, 333, 423, 441, 481, 518, 546, 611, 637, 658, 666, 777, 819, 846, 882, 962, 987, 1222, 1274, 1443, 1554, 1638, 1739, 1813, 1833, 1911, 1974, 2303, 2331, 2886, 2961, 3367, 3478, 3626, 3666, 3822, 4277, 4329, 4606, 4662, 5217, 5439, 5499, 5733, 5922, 6734, 6909, 8554, 8658, 10101, 10434, 10878, 10998, 11466, 12173, 12831, 13818, 15651, 16317, 20202, 20727, 22607, 23569, 24346, 25662, 29939, 30303, 31302, 32634, 36519, 38493, 41454, 45214, 47138, 59878, 60606, 67821, 70707, 73038, 76986, 85211, 89817, 109557, 135642, 141414, 158249, 170422, 179634, 203463, 212121, 219114, 255633, 269451, 316498, 406926, 424242, 474747, 511266, 538902, 766899, 949494, 1107743, 1424241, 1533798, 2215486, 2848482, 3323229, 6646458, 9969687, 19939374]

約数ペア:

[(1, 19939374), (2, 9969687), (3, 6646458), (6, 3323229), (7, 2848482), (9, 2215486), (13, 1533798), (14, 1424241), (18, 1107743), (21, 949494), (26, 766899), (37, 538902), (39, 511266), (42, 474747), (47, 424242), (49, 406926), (63, 316498), (74, 269451), (78, 255633), (91, 219114), (94, 212121), (98, 203463), (111, 179634), (117, 170422), (126, 158249), (141, 141414), (147, 135642), (182, 109557), (222, 89817), (234, 85211), (259, 76986), (273, 73038), (282, 70707), (294, 67821), (329, 60606), (333, 59878), (423, 47138), (441, 45214), (481, 41454), (518, 38493), (546, 36519), (611, 32634), (637, 31302), (658, 30303), (666, 29939), (777, 25662), (819, 24346), (846, 23569), (882, 22607), (962, 20727), (987, 20202), (1222, 16317), (1274, 15651), (1443, 13818), (1554, 12831), (1638, 12173), (1739, 11466), (1813, 10998), (1833, 10878), (1911, 10434), (1974, 10101), (2303, 8658), (2331, 8554), (2886, 6909), (2961, 6734), (3367, 5922), (3478, 5733), (3626, 5499), (3666, 5439), (3822, 5217), (4277, 4662), (4329, 4606)]