12639152

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{19267}}^1$

素因数の和:19316

約数の個数: 20

約数和(自身を含む): 25086936

約数和(自身を除く): 12447784

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 19267, 38534, 77068, 154136, 308272, 789947, 1579894, 3159788, 6319576, 12639152]

約数ペア:

[(1, 12639152), (2, 6319576), (4, 3159788), (8, 1579894), (16, 789947), (41, 308272), (82, 154136), (164, 77068), (328, 38534), (656, 19267)]