165890204068

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{21611543}}^1$

素因数の和:21611667

約数の個数: 24

約数和(自身を含む): 308612848320

約数和(自身を除く): 142722644252

約数列:

[1, 2, 4, 19, 38, 76, 101, 202, 404, 1919, 3838, 7676, 21611543, 43223086, 86446172, 410619317, 821238634, 1642477268, 2182765843, 4365531686, 8731063372, 41472551017, 82945102034, 165890204068]

約数ペア:

[(1, 165890204068), (2, 82945102034), (4, 41472551017), (19, 8731063372), (38, 4365531686), (76, 2182765843), (101, 1642477268), (202, 821238634), (404, 410619317), (1919, 86446172), (3838, 43223086), (7676, 21611543)]