31361642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{13553}}^1$

素因数の和:13657

約数の個数: 16

約数和(自身を含む): 51234120

約数和(自身を除く): 19872478

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 13553, 27106, 176189, 352378, 1206217, 2412434, 15680821, 31361642]

約数ペア:

[(1, 31361642), (2, 15680821), (13, 2412434), (26, 1206217), (89, 352378), (178, 176189), (1157, 27106), (2314, 13553)]