20512459793

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{679423}}^1$

素因数の和:679676

約数の個数: 16

約数和(自身を含む): 24785387520

約数和(自身を除く): 4272927727

約数列:

[1, 7, 19, 133, 227, 1589, 4313, 30191, 679423, 4755961, 12909037, 90363259, 154229021, 1079603147, 2930351399, 20512459793]

約数ペア:

[(1, 20512459793), (7, 2930351399), (19, 1079603147), (133, 154229021), (227, 90363259), (1589, 12909037), (4313, 4755961), (30191, 679423)]