31972642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{11939}}^1$

素因数の和:12057

約数の個数: 16

約数和(自身を含む): 52153920

約数和(自身を除く): 20181278

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 11939, 23878, 155207, 310414, 1229717, 2459434, 15986321, 31972642]

約数ペア:

[(1, 31972642), (2, 15986321), (13, 2459434), (26, 1229717), (103, 310414), (206, 155207), (1339, 23878), (2678, 11939)]