20941207390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{587}}^1\times {\mathrm{187763}}^1$

素因数の和:188376

約数の個数: 32

約数和(自身を含む): 39745883520

約数和(自身を除く): 18804676130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 587, 1174, 2935, 5870, 11153, 22306, 55765, 111530, 187763, 375526, 938815, 1877630, 3567497, 7134994, 17837485, 35674970, 110216881, 220433762, 551084405, 1102168810, 2094120739, 4188241478, 10470603695, 20941207390]

約数ペア:

[(1, 20941207390), (2, 10470603695), (5, 4188241478), (10, 2094120739), (19, 1102168810), (38, 551084405), (95, 220433762), (190, 110216881), (587, 35674970), (1174, 17837485), (2935, 7134994), (5870, 3567497), (11153, 1877630), (22306, 938815), (55765, 375526), (111530, 187763)]