20451857887

素因数分解:

${\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{1667}}^1\times {\mathrm{2063}}^1$

素因数の和:4062

約数の個数: 16

約数和(自身を含む): 21620482560

約数和(自身を除く): 1168624673

約数列:

[1, 19, 313, 1667, 2063, 5947, 31673, 39197, 521771, 645719, 3439021, 9913649, 12268661, 65341399, 1076413573, 20451857887]

約数ペア:

[(1, 20451857887), (19, 1076413573), (313, 65341399), (1667, 12268661), (2063, 9913649), (5947, 3439021), (31673, 645719), (39197, 521771)]