13553780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16529}}^1$

素因数の和:16579

約数の個数: 24

約数和(自身を含む): 29158920

約数和(自身を除く): 15605140

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 16529, 33058, 66116, 82645, 165290, 330580, 677689, 1355378, 2710756, 3388445, 6776890, 13553780]

約数ペア:

[(1, 13553780), (2, 6776890), (4, 3388445), (5, 2710756), (10, 1355378), (20, 677689), (41, 330580), (82, 165290), (164, 82645), (205, 66116), (410, 33058), (820, 16529)]