20650421038

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{40213}}^1\times {\mathrm{19751}}^1$

素因数の和:59979

約数の個数: 16

約数和(自身を含む): 33360890976

約数和(自身を除く): 12710469938

約数列:

[1, 2, 13, 26, 19751, 39502, 40213, 80426, 256763, 513526, 522769, 1045538, 794246963, 1588493926, 10325210519, 20650421038]

約数ペア:

[(1, 20650421038), (2, 10325210519), (13, 1588493926), (26, 794246963), (19751, 1045538), (39502, 522769), (40213, 513526), (80426, 256763)]