201831790

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{64483}}^1$

素因数の和:64803

約数の個数: 16

約数和(自身を含む): 364463568

約数和(自身を除く): 162631778

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 64483, 128966, 322415, 644830, 20183179, 40366358, 100915895, 201831790]

約数ペア:

[(1, 201831790), (2, 100915895), (5, 40366358), (10, 20183179), (313, 644830), (626, 322415), (1565, 128966), (3130, 64483)]