20248828

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2677}}^1$

素因数の和:2773

約数の個数: 24

約数和(自身を含む): 37192064

約数和(自身を除く): 16943236

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 1891, 2677, 3782, 5354, 7564, 10708, 82987, 163297, 165974, 326594, 331948, 653188, 5062207, 10124414, 20248828]

約数ペア:

[(1, 20248828), (2, 10124414), (4, 5062207), (31, 653188), (61, 331948), (62, 326594), (122, 165974), (124, 163297), (244, 82987), (1891, 10708), (2677, 7564), (3782, 5354)]