64039792

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{20113}}^1$

素因数の和:20320

約数の個数: 20

約数和(自身を含む): 124706800

約数和(自身を除く): 60667008

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 20113, 40226, 80452, 160904, 321808, 4002487, 8004974, 16009948, 32019896, 64039792]

約数ペア:

[(1, 64039792), (2, 32019896), (4, 16009948), (8, 8004974), (16, 4002487), (199, 321808), (398, 160904), (796, 80452), (1592, 40226), (3184, 20113)]