19133686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 34020000

約数和(自身を除く): 14886314

約数列:

[1, 2, 11, 13, 22, 26, 143, 149, 286, 298, 449, 898, 1639, 1937, 3278, 3874, 4939, 5837, 9878, 11674, 21307, 42614, 64207, 66901, 128414, 133802, 735911, 869713, 1471822, 1739426, 9566843, 19133686]

約数ペア:

[(1, 19133686), (2, 9566843), (11, 1739426), (13, 1471822), (22, 869713), (26, 735911), (143, 133802), (149, 128414), (286, 66901), (298, 64207), (449, 42614), (898, 21307), (1639, 11674), (1937, 9878), (3278, 5837), (3874, 4939)]