20472555

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{44027}}^1$

素因数の和:44066

約数の個数: 16

約数和(自身を含む): 33813504

約数和(自身を除く): 13340949

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 44027, 132081, 220135, 660405, 1364837, 4094511, 6824185, 20472555]

約数ペア:

[(1, 20472555), (3, 6824185), (5, 4094511), (15, 1364837), (31, 660405), (93, 220135), (155, 132081), (465, 44027)]