20157372

素因数分解:

$2^2\times 3^2\times {\mathrm{263}}^1\times {\mathrm{2129}}^1$

素因数の和:2402

約数の個数: 36

約数和(自身を含む): 51171120

約数和(自身を除く): 31013748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 263, 526, 789, 1052, 1578, 2129, 2367, 3156, 4258, 4734, 6387, 8516, 9468, 12774, 19161, 25548, 38322, 76644, 559927, 1119854, 1679781, 2239708, 3359562, 5039343, 6719124, 10078686, 20157372]

約数ペア:

[(1, 20157372), (2, 10078686), (3, 6719124), (4, 5039343), (6, 3359562), (9, 2239708), (12, 1679781), (18, 1119854), (36, 559927), (263, 76644), (526, 38322), (789, 25548), (1052, 19161), (1578, 12774), (2129, 9468), (2367, 8516), (3156, 6387), (4258, 4734)]