18690252

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2203}}^1$

素因数の和:2318

約数の個数: 48

約数和(自身を含む): 50356992

約数和(自身を除く): 31666740

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 101, 202, 303, 404, 606, 707, 1212, 1414, 2121, 2203, 2828, 4242, 4406, 6609, 8484, 8812, 13218, 15421, 26436, 30842, 46263, 61684, 92526, 185052, 222503, 445006, 667509, 890012, 1335018, 1557521, 2670036, 3115042, 4672563, 6230084, 9345126, 18690252]

約数ペア:

[(1, 18690252), (2, 9345126), (3, 6230084), (4, 4672563), (6, 3115042), (7, 2670036), (12, 1557521), (14, 1335018), (21, 890012), (28, 667509), (42, 445006), (84, 222503), (101, 185052), (202, 92526), (303, 61684), (404, 46263), (606, 30842), (707, 26436), (1212, 15421), (1414, 13218), (2121, 8812), (2203, 8484), (2828, 6609), (4242, 4406)]