20041502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{4729}}^1$

素因数の和:4907

約数の個数: 16

約数和(自身を含む): 32580240

約数和(自身を除く): 12538738

約数列:

[1, 2, 13, 26, 163, 326, 2119, 4238, 4729, 9458, 61477, 122954, 770827, 1541654, 10020751, 20041502]

約数ペア:

[(1, 20041502), (2, 10020751), (13, 1541654), (26, 770827), (163, 122954), (326, 61477), (2119, 9458), (4238, 4729)]