19661876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3671}}^1$

素因数の和:3791

約数の個数: 24

約数和(自身を含む): 37425024

約数和(自身を除く): 17763148

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 1339, 2678, 3671, 5356, 7342, 14684, 47723, 95446, 190892, 378113, 756226, 1512452, 4915469, 9830938, 19661876]

約数ペア:

[(1, 19661876), (2, 9830938), (4, 4915469), (13, 1512452), (26, 756226), (52, 378113), (103, 190892), (206, 95446), (412, 47723), (1339, 14684), (2678, 7342), (3671, 5356)]