18979752

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4229}}^1$

素因数の和:4266

約数の個数: 64

約数和(自身を含む): 54820800

約数和(自身を除く): 35841048

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 102, 132, 136, 187, 204, 264, 374, 408, 561, 748, 1122, 1496, 2244, 4229, 4488, 8458, 12687, 16916, 25374, 33832, 46519, 50748, 71893, 93038, 101496, 139557, 143786, 186076, 215679, 279114, 287572, 372152, 431358, 558228, 575144, 790823, 862716, 1116456, 1581646, 1725432, 2372469, 3163292, 4744938, 6326584, 9489876, 18979752]

約数ペア:

[(1, 18979752), (2, 9489876), (3, 6326584), (4, 4744938), (6, 3163292), (8, 2372469), (11, 1725432), (12, 1581646), (17, 1116456), (22, 862716), (24, 790823), (33, 575144), (34, 558228), (44, 431358), (51, 372152), (66, 287572), (68, 279114), (88, 215679), (102, 186076), (132, 143786), (136, 139557), (187, 101496), (204, 93038), (264, 71893), (374, 50748), (408, 46519), (561, 33832), (748, 25374), (1122, 16916), (1496, 12687), (2244, 8458), (4229, 4488)]