19657612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3533}}^1$

素因数の和:3657

約数の個数: 24

約数和(自身を含む): 37403856

約数和(自身を除く): 17746244

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 3533, 5564, 7066, 14132, 45929, 91858, 183716, 378031, 756062, 1512124, 4914403, 9828806, 19657612]

約数ペア:

[(1, 19657612), (2, 9828806), (4, 4914403), (13, 1512124), (26, 756062), (52, 378031), (107, 183716), (214, 91858), (428, 45929), (1391, 14132), (2782, 7066), (3533, 5564)]