18912470

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{14437}}^1$

素因数の和:14575

約数の個数: 16

約数和(自身を含む): 34304688

約数和(自身を除く): 15392218

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 14437, 28874, 72185, 144370, 1891247, 3782494, 9456235, 18912470]

約数ペア:

[(1, 18912470), (2, 9456235), (5, 3782494), (10, 1891247), (131, 144370), (262, 72185), (655, 28874), (1310, 14437)]