20508264

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{5813}}^1$

素因数の和:5839

約数の個数: 72

約数和(自身を含む): 64622610

約数和(自身を除く): 44114346

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 5813, 11626, 17439, 23252, 34878, 40691, 46504, 52317, 69756, 81382, 104634, 122073, 139512, 162764, 209268, 244146, 284837, 325528, 366219, 418536, 488292, 569674, 732438, 854511, 976584, 1139348, 1464876, 1709022, 2278696, 2563533, 2929752, 3418044, 5127066, 6836088, 10254132, 20508264]

約数ペア:

[(1, 20508264), (2, 10254132), (3, 6836088), (4, 5127066), (6, 3418044), (7, 2929752), (8, 2563533), (9, 2278696), (12, 1709022), (14, 1464876), (18, 1139348), (21, 976584), (24, 854511), (28, 732438), (36, 569674), (42, 488292), (49, 418536), (56, 366219), (63, 325528), (72, 284837), (84, 244146), (98, 209268), (126, 162764), (147, 139512), (168, 122073), (196, 104634), (252, 81382), (294, 69756), (392, 52317), (441, 46504), (504, 40691), (588, 34878), (882, 23252), (1176, 17439), (1764, 11626), (3528, 5813)]