18375874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 31046400

約数和(自身を除く): 12670526

約数列:

[1, 2, 11, 22, 79, 97, 109, 158, 194, 218, 869, 1067, 1199, 1738, 2134, 2398, 7663, 8611, 10573, 15326, 17222, 21146, 84293, 94721, 116303, 168586, 189442, 232606, 835267, 1670534, 9187937, 18375874]

約数ペア:

[(1, 18375874), (2, 9187937), (11, 1670534), (22, 835267), (79, 232606), (97, 189442), (109, 168586), (158, 116303), (194, 94721), (218, 84293), (869, 21146), (1067, 17222), (1199, 15326), (1738, 10573), (2134, 8611), (2398, 7663)]