20804922290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6229}}^1\times {\mathrm{17579}}^1$

素因数の和:23834

約数の個数: 32

約数和(自身を含む): 39428424000

約数和(自身を除く): 18623501710

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 6229, 12458, 17579, 31145, 35158, 62290, 87895, 118351, 175790, 236702, 334001, 591755, 668002, 1183510, 1670005, 3340010, 109499591, 218999182, 547497955, 1094995910, 2080492229, 4160984458, 10402461145, 20804922290]

約数ペア:

[(1, 20804922290), (2, 10402461145), (5, 4160984458), (10, 2080492229), (19, 1094995910), (38, 547497955), (95, 218999182), (190, 109499591), (6229, 3340010), (12458, 1670005), (17579, 1183510), (31145, 668002), (35158, 591755), (62290, 334001), (87895, 236702), (118351, 175790)]