20177529831

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{2357}}^1\times {\mathrm{13397}}^1$

素因数の和:15831

約数の個数: 24

約数和(自身を含む): 29570565024

約数和(自身を除く): 9393035193

約数列:

[1, 3, 9, 71, 213, 639, 2357, 7071, 13397, 21213, 40191, 120573, 167347, 502041, 951187, 1506123, 2853561, 8560683, 31576729, 94730187, 284190561, 2241947759, 6725843277, 20177529831]

約数ペア:

[(1, 20177529831), (3, 6725843277), (9, 2241947759), (71, 284190561), (213, 94730187), (639, 31576729), (2357, 8560683), (7071, 2853561), (13397, 1506123), (21213, 951187), (40191, 502041), (120573, 167347)]