20450643

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1721}}^1$

素因数の和:1974

約数の個数: 16

約数和(自身を含む): 29012256

約数和(自身を除く): 8561613

約数列:

[1, 3, 17, 51, 233, 699, 1721, 3961, 5163, 11883, 29257, 87771, 400993, 1202979, 6816881, 20450643]

約数ペア:

[(1, 20450643), (3, 6816881), (17, 1202979), (51, 400993), (233, 87771), (699, 29257), (1721, 11883), (3961, 5163)]