20717862

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{28537}}^1$

素因数の和:28564

約数の個数: 24

約数和(自身を含む): 45546648

約数和(自身を除く): 24828786

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 726, 28537, 57074, 85611, 171222, 313907, 627814, 941721, 1883442, 3452977, 6905954, 10358931, 20717862]

約数ペア:

[(1, 20717862), (2, 10358931), (3, 6905954), (6, 3452977), (11, 1883442), (22, 941721), (33, 627814), (66, 313907), (121, 171222), (242, 85611), (363, 57074), (726, 28537)]