20627208

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{40927}}^1$

素因数の和:40946

約数の個数: 48

約数和(自身を含む): 63847680

約数和(自身を除く): 43220472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 40927, 81854, 122781, 163708, 245562, 286489, 327416, 368343, 491124, 572978, 736686, 859467, 982248, 1145956, 1473372, 1718934, 2291912, 2578401, 2946744, 3437868, 5156802, 6875736, 10313604, 20627208]

約数ペア:

[(1, 20627208), (2, 10313604), (3, 6875736), (4, 5156802), (6, 3437868), (7, 2946744), (8, 2578401), (9, 2291912), (12, 1718934), (14, 1473372), (18, 1145956), (21, 982248), (24, 859467), (28, 736686), (36, 572978), (42, 491124), (56, 368343), (63, 327416), (72, 286489), (84, 245562), (126, 163708), (168, 122781), (252, 81854), (504, 40927)]