19868748

素因数分解:

$2^2\times 3^1\times {\mathrm{401}}^1\times {\mathrm{4129}}^1$

素因数の和:4537

約数の個数: 24

約数和(自身を含む): 46487280

約数和(自身を除く): 26618532

約数列:

[1, 2, 3, 4, 6, 12, 401, 802, 1203, 1604, 2406, 4129, 4812, 8258, 12387, 16516, 24774, 49548, 1655729, 3311458, 4967187, 6622916, 9934374, 19868748]

約数ペア:

[(1, 19868748), (2, 9934374), (3, 6622916), (4, 4967187), (6, 3311458), (12, 1655729), (401, 49548), (802, 24774), (1203, 16516), (1604, 12387), (2406, 8258), (4129, 4812)]