19946955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{701}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 36661248

約数和(自身を除く): 16714293

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 271, 701, 813, 1355, 1897, 2103, 3505, 4065, 4907, 5691, 9485, 10515, 14721, 24535, 28455, 73605, 189971, 569913, 949855, 1329797, 2849565, 3989391, 6648985, 19946955]

約数ペア:

[(1, 19946955), (3, 6648985), (5, 3989391), (7, 2849565), (15, 1329797), (21, 949855), (35, 569913), (105, 189971), (271, 73605), (701, 28455), (813, 24535), (1355, 14721), (1897, 10515), (2103, 9485), (3505, 5691), (4065, 4907)]