20730135

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{20627}}^1$

素因数の和:20702

約数の個数: 16

約数和(自身を含む): 33664896

約数和(自身を除く): 12934761

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 20627, 61881, 103135, 309405, 1382009, 4146027, 6910045, 20730135]

約数ペア:

[(1, 20730135), (3, 6910045), (5, 4146027), (15, 1382009), (67, 309405), (201, 103135), (335, 61881), (1005, 20627)]