18081868

素因数分解:

$2^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1951}}^1$

素因数の和:2293

約数の個数: 24

約数和(自身を含む): 36291584

約数和(自身を除く): 18209716

約数列:

[1, 2, 4, 7, 14, 28, 331, 662, 1324, 1951, 2317, 3902, 4634, 7804, 9268, 13657, 27314, 54628, 645781, 1291562, 2583124, 4520467, 9040934, 18081868]

約数ペア:

[(1, 18081868), (2, 9040934), (4, 4520467), (7, 2583124), (14, 1291562), (28, 645781), (331, 54628), (662, 27314), (1324, 13657), (1951, 9268), (2317, 7804), (3902, 4634)]