20291146

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1\times {\mathrm{701}}^1$

素因数の和:1097

約数の個数: 16

約数和(自身を含む): 31312008

約数和(自身を除く): 11020862

約数列:

[1, 2, 41, 82, 353, 701, 706, 1402, 14473, 28741, 28946, 57482, 247453, 494906, 10145573, 20291146]

約数ペア:

[(1, 20291146), (2, 10145573), (41, 494906), (82, 247453), (353, 57482), (701, 28946), (706, 28741), (1402, 14473)]