31869878

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{4391}}^1$

素因数の和:4603

約数の個数: 16

約数和(自身を含む): 50595840

約数和(自身を除く): 18725962

約数列:

[1, 2, 19, 38, 191, 382, 3629, 4391, 7258, 8782, 83429, 166858, 838681, 1677362, 15934939, 31869878]

約数ペア:

[(1, 31869878), (2, 15934939), (19, 1677362), (38, 838681), (191, 166858), (382, 83429), (3629, 8782), (4391, 7258)]