20848295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7823}}^1$

素因数の和:7882

約数の個数: 16

約数和(自身を含む): 27603072

約数和(自身を除く): 6754777

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 7823, 39115, 101699, 320743, 508495, 1603715, 4169659, 20848295]

約数ペア:

[(1, 20848295), (5, 4169659), (13, 1603715), (41, 508495), (65, 320743), (205, 101699), (533, 39115), (2665, 7823)]