20129055

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{8887}}^1$

素因数の和:9046

約数の個数: 16

約数和(自身を含む): 32423424

約数和(自身を除く): 12294369

約数列:

[1, 3, 5, 15, 151, 453, 755, 2265, 8887, 26661, 44435, 133305, 1341937, 4025811, 6709685, 20129055]

約数ペア:

[(1, 20129055), (3, 6709685), (5, 4025811), (15, 1341937), (151, 133305), (453, 44435), (755, 26661), (2265, 8887)]