20177565

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{18427}}^1$

素因数の和:18508

約数の個数: 16

約数和(自身を含む): 32728128

約数和(自身を除く): 12550563

約数列:

[1, 3, 5, 15, 73, 219, 365, 1095, 18427, 55281, 92135, 276405, 1345171, 4035513, 6725855, 20177565]

約数ペア:

[(1, 20177565), (3, 6725855), (5, 4035513), (15, 1345171), (73, 276405), (219, 92135), (365, 55281), (1095, 18427)]