20556255

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{44207}}^1$

素因数の和:44246

約数の個数: 16

約数和(自身を含む): 33951744

約数和(自身を除く): 13395489

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 44207, 132621, 221035, 663105, 1370417, 4111251, 6852085, 20556255]

約数ペア:

[(1, 20556255), (3, 6852085), (5, 4111251), (15, 1370417), (31, 663105), (93, 221035), (155, 132621), (465, 44207)]