20217889863

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{11827}}^1\times {\mathrm{11173}}^1$

素因数の和:23023

約数の個数: 24

約数和(自身を含む): 30926860848

約数和(自身を除く): 10708970985

約数列:

[1, 3, 9, 17, 51, 153, 11173, 11827, 33519, 35481, 100557, 106443, 189941, 201059, 569823, 603177, 1709469, 1809531, 132143071, 396429213, 1189287639, 2246432207, 6739296621, 20217889863]

約数ペア:

[(1, 20217889863), (3, 6739296621), (9, 2246432207), (17, 1189287639), (51, 396429213), (153, 132143071), (11173, 1809531), (11827, 1709469), (33519, 603177), (35481, 569823), (100557, 201059), (106443, 189941)]