20023340836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{505691}}^1$

素因数の和:506235

約数の個数: 24

約数和(自身を含む): 36955971360

約数和(自身を除く): 16932630524

約数列:

[1, 2, 4, 19, 38, 76, 521, 1042, 2084, 9899, 19798, 39596, 505691, 1011382, 2022764, 9608129, 19216258, 38432516, 263465011, 526930022, 1053860044, 5005835209, 10011670418, 20023340836]

約数ペア:

[(1, 20023340836), (2, 10011670418), (4, 5005835209), (19, 1053860044), (38, 526930022), (76, 263465011), (521, 38432516), (1042, 19216258), (2084, 9608129), (9899, 2022764), (19798, 1011382), (39596, 505691)]