20391624

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{25747}}^1$

素因数の和:25770

約数の個数: 48

約数和(自身を含む): 60250320

約数和(自身を除く): 39858696

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 25747, 51494, 77241, 102988, 154482, 205976, 231723, 283217, 308964, 463446, 566434, 617928, 849651, 926892, 1132868, 1699302, 1853784, 2265736, 2548953, 3398604, 5097906, 6797208, 10195812, 20391624]

約数ペア:

[(1, 20391624), (2, 10195812), (3, 6797208), (4, 5097906), (6, 3398604), (8, 2548953), (9, 2265736), (11, 1853784), (12, 1699302), (18, 1132868), (22, 926892), (24, 849651), (33, 617928), (36, 566434), (44, 463446), (66, 308964), (72, 283217), (88, 231723), (99, 205976), (132, 154482), (198, 102988), (264, 77241), (396, 51494), (792, 25747)]