20817622

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3803}}^1$

素因数の和:3852

約数の個数: 32

約数和(自身を含む): 39439872

約数和(自身を除く): 18622250

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 119, 161, 238, 322, 391, 782, 2737, 3803, 5474, 7606, 26621, 53242, 64651, 87469, 129302, 174938, 452557, 612283, 905114, 1224566, 1486973, 2973946, 10408811, 20817622]

約数ペア:

[(1, 20817622), (2, 10408811), (7, 2973946), (14, 1486973), (17, 1224566), (23, 905114), (34, 612283), (46, 452557), (119, 174938), (161, 129302), (238, 87469), (322, 64651), (391, 53242), (782, 26621), (2737, 7606), (3803, 5474)]