20093384870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154564499}}^1$

素因数の和:154564519

約数の個数: 16

約数和(自身を含む): 38950254000

約数和(自身を除く): 18856869130

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 154564499, 309128998, 772822495, 1545644990, 2009338487, 4018676974, 10046692435, 20093384870]

約数ペア:

[(1, 20093384870), (2, 10046692435), (5, 4018676974), (10, 2009338487), (13, 1545644990), (26, 772822495), (65, 309128998), (130, 154564499)]