2100090128

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{680081}}^1$

素因数の和:680282

約数の個数: 20

約数和(自身を含む): 4090013148

約数和(自身を除く): 1989923020

約数列:

[1, 2, 4, 8, 16, 193, 386, 772, 1544, 3088, 680081, 1360162, 2720324, 5440648, 10881296, 131255633, 262511266, 525022532, 1050045064, 2100090128]

約数ペア:

[(1, 2100090128), (2, 1050045064), (4, 525022532), (8, 262511266), (16, 131255633), (193, 10881296), (386, 5440648), (772, 2720324), (1544, 1360162), (3088, 680081)]