20106531

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{709}}^1$

素因数の和:875

約数の個数: 24

約数和(自身を含む): 30569760

約数和(自身を除く): 10463229

約数列:

[1, 3, 9, 23, 69, 137, 207, 411, 709, 1233, 2127, 3151, 6381, 9453, 16307, 28359, 48921, 97133, 146763, 291399, 874197, 2234059, 6702177, 20106531]

約数ペア:

[(1, 20106531), (3, 6702177), (9, 2234059), (23, 874197), (69, 291399), (137, 146763), (207, 97133), (411, 48921), (709, 28359), (1233, 16307), (2127, 9453), (3151, 6381)]