20193313259

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{390307}}^1$

素因数の和:390722

約数の個数: 16

約数和(自身を含む): 24355219200

約数和(自身を除く): 4161905941

約数列:

[1, 7, 19, 133, 389, 2723, 7391, 51737, 390307, 2732149, 7415833, 51910831, 151829423, 1062805961, 2884759037, 20193313259]

約数ペア:

[(1, 20193313259), (7, 2884759037), (19, 1062805961), (133, 151829423), (389, 51910831), (2723, 7415833), (7391, 2732149), (51737, 390307)]