18502808

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2969}}^1$

素因数の和:3035

約数の個数: 32

約数和(自身を含む): 37422000

約数和(自身を除く): 18919192

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 779, 1558, 2969, 3116, 5938, 6232, 11876, 23752, 56411, 112822, 121729, 225644, 243458, 451288, 486916, 973832, 2312851, 4625702, 9251404, 18502808]

約数ペア:

[(1, 18502808), (2, 9251404), (4, 4625702), (8, 2312851), (19, 973832), (38, 486916), (41, 451288), (76, 243458), (82, 225644), (152, 121729), (164, 112822), (328, 56411), (779, 23752), (1558, 11876), (2969, 6232), (3116, 5938)]