20691105

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{44497}}^1$

素因数の和:44536

約数の個数: 16

約数和(自身を含む): 34174464

約数和(自身を除く): 13483359

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 44497, 133491, 222485, 667455, 1379407, 4138221, 6897035, 20691105]

約数ペア:

[(1, 20691105), (3, 6897035), (5, 4138221), (15, 1379407), (31, 667455), (93, 222485), (155, 133491), (465, 44497)]