28988816

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{2741}}^1$

素因数の和:3410

約数の個数: 20

約数和(自身を含む): 56271324

約数和(自身を除く): 27282508

約数列:

[1, 2, 4, 8, 16, 661, 1322, 2644, 2741, 5288, 5482, 10576, 10964, 21928, 43856, 1811801, 3623602, 7247204, 14494408, 28988816]

約数ペア:

[(1, 28988816), (2, 14494408), (4, 7247204), (8, 3623602), (16, 1811801), (661, 43856), (1322, 21928), (2644, 10964), (2741, 10576), (5288, 5482)]