20116612772

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{36109}}^1$

素因数の和:36276

約数の個数: 48

約数和(自身を含む): 37369516800

約数和(自身を除く): 17252904028

約数列:

[1, 2, 4, 41, 43, 79, 82, 86, 158, 164, 172, 316, 1763, 3239, 3397, 3526, 6478, 6794, 7052, 12956, 13588, 36109, 72218, 139277, 144436, 278554, 557108, 1480469, 1552687, 2852611, 2960938, 3105374, 5705222, 5921876, 6210748, 11410444, 63660167, 116957051, 122662273, 127320334, 233914102, 245324546, 254640668, 467828204, 490649092, 5029153193, 10058306386, 20116612772]

約数ペア:

[(1, 20116612772), (2, 10058306386), (4, 5029153193), (41, 490649092), (43, 467828204), (79, 254640668), (82, 245324546), (86, 233914102), (158, 127320334), (164, 122662273), (172, 116957051), (316, 63660167), (1763, 11410444), (3239, 6210748), (3397, 5921876), (3526, 5705222), (6478, 3105374), (6794, 2960938), (7052, 2852611), (12956, 1552687), (13588, 1480469), (36109, 557108), (72218, 278554), (139277, 144436)]