20088909

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4051}}^1$

素因数の和:4105

約数の個数: 24

約数和(自身を含む): 31605600

約数和(自身を除く): 11516691

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 4051, 4959, 12153, 36459, 76969, 117479, 230907, 352437, 692721, 1057311, 2232101, 6696303, 20088909]

約数ペア:

[(1, 20088909), (3, 6696303), (9, 2232101), (19, 1057311), (29, 692721), (57, 352437), (87, 230907), (171, 117479), (261, 76969), (551, 36459), (1653, 12153), (4051, 4959)]