20741644

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67343}}^1$

素因数の和:67365

約数の個数: 24

約数和(自身を含む): 45255168

約数和(自身を除く): 24513524

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 67343, 134686, 269372, 471401, 740773, 942802, 1481546, 1885604, 2963092, 5185411, 10370822, 20741644]

約数ペア:

[(1, 20741644), (2, 10370822), (4, 5185411), (7, 2963092), (11, 1885604), (14, 1481546), (22, 942802), (28, 740773), (44, 471401), (77, 269372), (154, 134686), (308, 67343)]