20971582

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{8819}}^1$

素因数の和:8891

約数の個数: 16

約数和(自身を含む): 33339600

約数和(自身を除く): 12368018

約数列:

[1, 2, 29, 41, 58, 82, 1189, 2378, 8819, 17638, 255751, 361579, 511502, 723158, 10485791, 20971582]

約数ペア:

[(1, 20971582), (2, 10485791), (29, 723158), (41, 511502), (58, 361579), (82, 255751), (1189, 17638), (2378, 8819)]