20404768323

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{647}}^1\times {\mathrm{3001}}^1$

素因数の和:3795

約数の個数: 32

約数和(自身を含む): 28385759232

約数和(自身を除く): 7980990909

約数列:

[1, 3, 31, 93, 113, 339, 647, 1941, 3001, 3503, 9003, 10509, 20057, 60171, 73111, 93031, 219333, 279093, 339113, 1017339, 1941647, 2266441, 5824941, 6799323, 10512503, 31537509, 60191057, 180573171, 219406111, 658218333, 6801589441, 20404768323]

約数ペア:

[(1, 20404768323), (3, 6801589441), (31, 658218333), (93, 219406111), (113, 180573171), (339, 60191057), (647, 31537509), (1941, 10512503), (3001, 6799323), (3503, 5824941), (9003, 2266441), (10509, 1941647), (20057, 1017339), (60171, 339113), (73111, 279093), (93031, 219333)]