31047376

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{45127}}^1$

素因数の和:45178

約数の個数: 20

約数和(自身を含む): 61554592

約数和(自身を除く): 30507216

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 45127, 90254, 180508, 361016, 722032, 1940461, 3880922, 7761844, 15523688, 31047376]

約数ペア:

[(1, 31047376), (2, 15523688), (4, 7761844), (8, 3880922), (16, 1940461), (43, 722032), (86, 361016), (172, 180508), (344, 90254), (688, 45127)]