19879178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{22039}}^1$

素因数の和:22093

約数の個数: 16

約数和(自身を含む): 33324480

約数和(自身を除く): 13445302

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 22039, 44078, 242429, 484858, 903599, 1807198, 9939589, 19879178]

約数ペア:

[(1, 19879178), (2, 9939589), (11, 1807198), (22, 903599), (41, 484858), (82, 242429), (451, 44078), (902, 22039)]