18999396

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{40597}}^1$

素因数の和:40620

約数の個数: 36

約数和(自身を含む): 51721852

約数和(自身を除く): 32722456

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 40597, 81194, 121791, 162388, 243582, 365373, 487164, 527761, 730746, 1055522, 1461492, 1583283, 2111044, 3166566, 4749849, 6333132, 9499698, 18999396]

約数ペア:

[(1, 18999396), (2, 9499698), (3, 6333132), (4, 4749849), (6, 3166566), (9, 2111044), (12, 1583283), (13, 1461492), (18, 1055522), (26, 730746), (36, 527761), (39, 487164), (52, 365373), (78, 243582), (117, 162388), (156, 121791), (234, 81194), (468, 40597)]