20169902

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{3221}}^1$

素因数の和:3355

約数の個数: 16

約数和(自身を含む): 31549824

約数和(自身を除く): 11379922

約数列:

[1, 2, 31, 62, 101, 202, 3131, 3221, 6262, 6442, 99851, 199702, 325321, 650642, 10084951, 20169902]

約数ペア:

[(1, 20169902), (2, 10084951), (31, 650642), (62, 325321), (101, 199702), (202, 99851), (3131, 6442), (3221, 6262)]