19454060

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22621}}^1$

素因数の和:22673

約数の個数: 24

約数和(自身を含む): 41805456

約数和(自身を除く): 22351396

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 22621, 45242, 90484, 113105, 226210, 452420, 972703, 1945406, 3890812, 4863515, 9727030, 19454060]

約数ペア:

[(1, 19454060), (2, 9727030), (4, 4863515), (5, 3890812), (10, 1945406), (20, 972703), (43, 452420), (86, 226210), (172, 113105), (215, 90484), (430, 45242), (860, 22621)]