20891244

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1567}}^1$

素因数の和:1686

約数の個数: 48

約数和(自身を含む): 53738496

約数和(自身を除く): 32847252

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 101, 132, 202, 303, 404, 606, 1111, 1212, 1567, 2222, 3134, 3333, 4444, 4701, 6268, 6666, 9402, 13332, 17237, 18804, 34474, 51711, 68948, 103422, 158267, 206844, 316534, 474801, 633068, 949602, 1740937, 1899204, 3481874, 5222811, 6963748, 10445622, 20891244]

約数ペア:

[(1, 20891244), (2, 10445622), (3, 6963748), (4, 5222811), (6, 3481874), (11, 1899204), (12, 1740937), (22, 949602), (33, 633068), (44, 474801), (66, 316534), (101, 206844), (132, 158267), (202, 103422), (303, 68948), (404, 51711), (606, 34474), (1111, 18804), (1212, 17237), (1567, 13332), (2222, 9402), (3134, 6666), (3333, 6268), (4444, 4701)]