19966996801

素因数分解:

${\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1\times {\mathrm{7229}}^1$

素因数の和:8040

約数の個数: 16

約数和(自身を含む): 20794636800

約数和(自身を除く): 827639999

約数列:

[1, 31, 139, 641, 4309, 7229, 19871, 89099, 224099, 1004831, 2762069, 4633789, 31149761, 143647459, 644096671, 19966996801]

約数ペア:

[(1, 19966996801), (31, 644096671), (139, 143647459), (641, 31149761), (4309, 4633789), (7229, 2762069), (19871, 1004831), (89099, 224099)]