20765505

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{44657}}^1$

素因数の和:44696

約数の個数: 16

約数和(自身を含む): 34297344

約数和(自身を除く): 13531839

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 44657, 133971, 223285, 669855, 1384367, 4153101, 6921835, 20765505]

約数ペア:

[(1, 20765505), (3, 6921835), (5, 4153101), (15, 1384367), (31, 669855), (93, 223285), (155, 133971), (465, 44657)]