31159354

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:562

約数の個数: 24

約数和(自身を含む): 49926240

約数和(自身を除く): 18766886

約数列:

[1, 2, 19, 38, 103, 206, 361, 419, 722, 838, 1957, 3914, 7961, 15922, 37183, 43157, 74366, 86314, 151259, 302518, 819983, 1639966, 15579677, 31159354]

約数ペア:

[(1, 31159354), (2, 15579677), (19, 1639966), (38, 819983), (103, 302518), (206, 151259), (361, 86314), (419, 74366), (722, 43157), (838, 37183), (1957, 15922), (3914, 7961)]