19540158

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1987}}^1$

素因数の和:2152

約数の個数: 32

約数和(自身を含む): 42940800

約数和(自身を除く): 23400642

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 149, 298, 447, 894, 1639, 1987, 3278, 3974, 4917, 5961, 9834, 11922, 21857, 43714, 65571, 131142, 296063, 592126, 888189, 1776378, 3256693, 6513386, 9770079, 19540158]

約数ペア:

[(1, 19540158), (2, 9770079), (3, 6513386), (6, 3256693), (11, 1776378), (22, 888189), (33, 592126), (66, 296063), (149, 131142), (298, 65571), (447, 43714), (894, 21857), (1639, 11922), (1987, 9834), (3278, 5961), (3974, 4917)]