20375418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28537}}^1$

素因数の和:28566

約数の個数: 32

約数和(自身を含む): 49313664

約数和(自身を除く): 28938246

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 28537, 57074, 85611, 171222, 199759, 399518, 485129, 599277, 970258, 1198554, 1455387, 2910774, 3395903, 6791806, 10187709, 20375418]

約数ペア:

[(1, 20375418), (2, 10187709), (3, 6791806), (6, 3395903), (7, 2910774), (14, 1455387), (17, 1198554), (21, 970258), (34, 599277), (42, 485129), (51, 399518), (102, 199759), (119, 171222), (238, 85611), (357, 57074), (714, 28537)]