20201776

素因数分解:

$2^4\times 7^1\times {\mathrm{317}}^1\times {\mathrm{569}}^1$

素因数の和:901

約数の個数: 40

約数和(自身を含む): 44952480

約数和(自身を除く): 24750704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 317, 569, 634, 1138, 1268, 2219, 2276, 2536, 3983, 4438, 4552, 5072, 7966, 8876, 9104, 15932, 17752, 31864, 35504, 63728, 180373, 360746, 721492, 1262611, 1442984, 2525222, 2885968, 5050444, 10100888, 20201776]

約数ペア:

[(1, 20201776), (2, 10100888), (4, 5050444), (7, 2885968), (8, 2525222), (14, 1442984), (16, 1262611), (28, 721492), (56, 360746), (112, 180373), (317, 63728), (569, 35504), (634, 31864), (1138, 17752), (1268, 15932), (2219, 9104), (2276, 8876), (2536, 7966), (3983, 5072), (4438, 4552)]