208865690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{2953}}^1$

素因数の和:3614

約数の個数: 32

約数和(自身を含む): 410913216

約数和(自身を除く): 202047526

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 643, 1286, 2953, 3215, 5906, 6430, 7073, 14146, 14765, 29530, 32483, 35365, 64966, 70730, 162415, 324830, 1898779, 3797558, 9493895, 18987790, 20886569, 41773138, 104432845, 208865690]

約数ペア:

[(1, 208865690), (2, 104432845), (5, 41773138), (10, 20886569), (11, 18987790), (22, 9493895), (55, 3797558), (110, 1898779), (643, 324830), (1286, 162415), (2953, 70730), (3215, 64966), (5906, 35365), (6430, 32483), (7073, 29530), (14146, 14765)]