20118412

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{1549}}^1$

素因数の和:1761

約数の個数: 24

約数和(自身を含む): 37497600

約数和(自身を除く): 17379188

約数列:

[1, 2, 4, 17, 34, 68, 191, 382, 764, 1549, 3098, 3247, 6196, 6494, 12988, 26333, 52666, 105332, 295859, 591718, 1183436, 5029603, 10059206, 20118412]

約数ペア:

[(1, 20118412), (2, 10059206), (4, 5029603), (17, 1183436), (34, 591718), (68, 295859), (191, 105332), (382, 52666), (764, 26333), (1549, 12988), (3098, 6494), (3247, 6196)]