20318859

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12073}}^1$

素因数の和:12107

約数の個数: 24

約数和(自身を含む): 33903792

約数和(自身を除く): 13584933

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 12073, 36219, 108657, 132803, 205241, 398409, 615723, 1195227, 1847169, 2257651, 6772953, 20318859]

約数ペア:

[(1, 20318859), (3, 6772953), (9, 2257651), (11, 1847169), (17, 1195227), (33, 615723), (51, 398409), (99, 205241), (153, 132803), (187, 108657), (561, 36219), (1683, 12073)]