20679246610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1261699}}^1$

素因数の和:1261866

約数の個数: 32

約数和(自身を含む): 40879080000

約数和(自身を除く): 20199833390

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 149, 298, 745, 1490, 1639, 3278, 8195, 16390, 1261699, 2523398, 6308495, 12616990, 13878689, 27757378, 69393445, 138786890, 187993151, 375986302, 939965755, 1879931510, 2067924661, 4135849322, 10339623305, 20679246610]

約数ペア:

[(1, 20679246610), (2, 10339623305), (5, 4135849322), (10, 2067924661), (11, 1879931510), (22, 939965755), (55, 375986302), (110, 187993151), (149, 138786890), (298, 69393445), (745, 27757378), (1490, 13878689), (1639, 12616990), (3278, 6308495), (8195, 2523398), (16390, 1261699)]