20111963905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{8918831}}^1$

素因数の和:8918888

約数の個数: 16

約数和(自身を含む): 26970547968

約数和(自身を除く): 6858584063

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 8918831, 44594155, 98107141, 365672071, 490535705, 1828360355, 4022392781, 20111963905]

約数ペア:

[(1, 20111963905), (5, 4022392781), (11, 1828360355), (41, 490535705), (55, 365672071), (205, 98107141), (451, 44594155), (2255, 8918831)]