20458416

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{38747}}^1$

素因数の和:38769

約数の個数: 40

約数和(自身を含む): 57657024

約数和(自身を除く): 37198608

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 38747, 77494, 116241, 154988, 232482, 309976, 426217, 464964, 619952, 852434, 929928, 1278651, 1704868, 1859856, 2557302, 3409736, 5114604, 6819472, 10229208, 20458416]

約数ペア:

[(1, 20458416), (2, 10229208), (3, 6819472), (4, 5114604), (6, 3409736), (8, 2557302), (11, 1859856), (12, 1704868), (16, 1278651), (22, 929928), (24, 852434), (33, 619952), (44, 464964), (48, 426217), (66, 309976), (88, 232482), (132, 154988), (176, 116241), (264, 77494), (528, 38747)]