20764116

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{19889}}^1$

素因数の和:19928

約数の個数: 36

約数和(自身を含む): 54299700

約数和(自身を除く): 33535584

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 19889, 39778, 59667, 79556, 119334, 179001, 238668, 358002, 576781, 716004, 1153562, 1730343, 2307124, 3460686, 5191029, 6921372, 10382058, 20764116]

約数ペア:

[(1, 20764116), (2, 10382058), (3, 6921372), (4, 5191029), (6, 3460686), (9, 2307124), (12, 1730343), (18, 1153562), (29, 716004), (36, 576781), (58, 358002), (87, 238668), (116, 179001), (174, 119334), (261, 79556), (348, 59667), (522, 39778), (1044, 19889)]