20122228

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{19423}}^1$

素因数の和:19471

約数の個数: 24

約数和(自身を含む): 41334272

約数和(自身を除く): 21212044

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 19423, 38846, 77692, 135961, 271922, 543844, 718651, 1437302, 2874604, 5030557, 10061114, 20122228]

約数ペア:

[(1, 20122228), (2, 10061114), (4, 5030557), (7, 2874604), (14, 1437302), (28, 718651), (37, 543844), (74, 271922), (148, 135961), (259, 77692), (518, 38846), (1036, 19423)]