22222486

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 40582080

約数和(自身を除く): 18359594

約数列:

[1, 2, 11, 13, 22, 26, 43, 86, 139, 143, 169, 278, 286, 338, 473, 559, 946, 1118, 1529, 1807, 1859, 3058, 3614, 3718, 5977, 6149, 7267, 11954, 12298, 14534, 19877, 23491, 39754, 46982, 65747, 77701, 79937, 131494, 155402, 159874, 258401, 516802, 854711, 1010113, 1709422, 2020226, 11111243, 22222486]

約数ペア:

[(1, 22222486), (2, 11111243), (11, 2020226), (13, 1709422), (22, 1010113), (26, 854711), (43, 516802), (86, 258401), (139, 159874), (143, 155402), (169, 131494), (278, 79937), (286, 77701), (338, 65747), (473, 46982), (559, 39754), (946, 23491), (1118, 19877), (1529, 14534), (1807, 12298), (1859, 11954), (3058, 7267), (3614, 6149), (3718, 5977)]