20159158

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1\times {\mathrm{443}}^1$

素因数の和:879

約数の個数: 16

約数和(自身を含む): 30886416

約数和(自身を除く): 10727258

約数列:

[1, 2, 61, 122, 373, 443, 746, 886, 22753, 27023, 45506, 54046, 165239, 330478, 10079579, 20159158]

約数ペア:

[(1, 20159158), (2, 10079579), (61, 330478), (122, 165239), (373, 54046), (443, 45506), (746, 27023), (886, 22753)]