18147545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3137}}^1$

素因数の和:3244

約数の個数: 16

約数和(自身を含む): 23723280

約数和(自身を除く): 5575735

約数列:

[1, 5, 13, 65, 89, 445, 1157, 3137, 5785, 15685, 40781, 203905, 279193, 1395965, 3629509, 18147545]

約数ペア:

[(1, 18147545), (5, 3629509), (13, 1395965), (65, 279193), (89, 203905), (445, 40781), (1157, 15685), (3137, 5785)]