20838474

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{467}}^1$

素因数の和:579

約数の個数: 48

約数和(自身を含む): 47163168

約数和(自身を除く): 26324694

約数列:

[1, 2, 3, 6, 9, 18, 37, 67, 74, 111, 134, 201, 222, 333, 402, 467, 603, 666, 934, 1206, 1401, 2479, 2802, 4203, 4958, 7437, 8406, 14874, 17279, 22311, 31289, 34558, 44622, 51837, 62578, 93867, 103674, 155511, 187734, 281601, 311022, 563202, 1157693, 2315386, 3473079, 6946158, 10419237, 20838474]

約数ペア:

[(1, 20838474), (2, 10419237), (3, 6946158), (6, 3473079), (9, 2315386), (18, 1157693), (37, 563202), (67, 311022), (74, 281601), (111, 187734), (134, 155511), (201, 103674), (222, 93867), (333, 62578), (402, 51837), (467, 44622), (603, 34558), (666, 31289), (934, 22311), (1206, 17279), (1401, 14874), (2479, 8406), (2802, 7437), (4203, 4958)]