20280472795

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1021429}}^1$

素因数の和:1021483

約数の個数: 24

約数和(自身を含む): 28019867760

約数和(自身を除く): 7739394965

約数列:

[1, 5, 11, 19, 55, 95, 209, 361, 1045, 1805, 3971, 19855, 1021429, 5107145, 11235719, 19407151, 56178595, 97035755, 213478661, 368735869, 1067393305, 1843679345, 4056094559, 20280472795]

約数ペア:

[(1, 20280472795), (5, 4056094559), (11, 1843679345), (19, 1067393305), (55, 368735869), (95, 213478661), (209, 97035755), (361, 56178595), (1045, 19407151), (1805, 11235719), (3971, 5107145), (19855, 1021429)]