31192898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^2\times {\mathrm{179}}^1$

素因数の和:370

約数の個数: 24

約数和(自身を含む): 51911280

約数和(自身を除く): 20718382

約数列:

[1, 2, 11, 22, 89, 178, 179, 358, 979, 1958, 1969, 3938, 7921, 15842, 15931, 31862, 87131, 174262, 175241, 350482, 1417859, 2835718, 15596449, 31192898]

約数ペア:

[(1, 31192898), (2, 15596449), (11, 2835718), (22, 1417859), (89, 350482), (178, 175241), (179, 174262), (358, 87131), (979, 31862), (1958, 15931), (1969, 15842), (3938, 7921)]