19926770

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{68713}}^1$

素因数の和:68749

約数の個数: 16

約数和(自身を含む): 37105560

約数和(自身を除く): 17178790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 68713, 137426, 343565, 687130, 1992677, 3985354, 9963385, 19926770]

約数ペア:

[(1, 19926770), (2, 9963385), (5, 3985354), (10, 1992677), (29, 687130), (58, 343565), (145, 137426), (290, 68713)]