20172079332

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{119551}}^1$

素因数の和:119713

約数の個数: 72

約数和(自身を含む): 52655482880

約数和(自身を除く): 32483403548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 109, 129, 172, 218, 258, 327, 387, 436, 516, 654, 774, 981, 1308, 1548, 1962, 3924, 4687, 9374, 14061, 18748, 28122, 42183, 56244, 84366, 119551, 168732, 239102, 358653, 478204, 717306, 1075959, 1434612, 2151918, 4303836, 5140693, 10281386, 13031059, 15422079, 20562772, 26062118, 30844158, 39093177, 46266237, 52124236, 61688316, 78186354, 92532474, 117279531, 156372708, 185064948, 234559062, 469118124, 560335537, 1120671074, 1681006611, 2241342148, 3362013222, 5043019833, 6724026444, 10086039666, 20172079332]

約数ペア:

[(1, 20172079332), (2, 10086039666), (3, 6724026444), (4, 5043019833), (6, 3362013222), (9, 2241342148), (12, 1681006611), (18, 1120671074), (36, 560335537), (43, 469118124), (86, 234559062), (109, 185064948), (129, 156372708), (172, 117279531), (218, 92532474), (258, 78186354), (327, 61688316), (387, 52124236), (436, 46266237), (516, 39093177), (654, 30844158), (774, 26062118), (981, 20562772), (1308, 15422079), (1548, 13031059), (1962, 10281386), (3924, 5140693), (4687, 4303836), (9374, 2151918), (14061, 1434612), (18748, 1075959), (28122, 717306), (42183, 478204), (56244, 358653), (84366, 239102), (119551, 168732)]