13640804

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1117}}^1$

素因数の和:1235

約数の個数: 24

約数和(自身を含む): 24792768

約数和(自身を除く): 11151964

約数列:

[1, 2, 4, 43, 71, 86, 142, 172, 284, 1117, 2234, 3053, 4468, 6106, 12212, 48031, 79307, 96062, 158614, 192124, 317228, 3410201, 6820402, 13640804]

約数ペア:

[(1, 13640804), (2, 6820402), (4, 3410201), (43, 317228), (71, 192124), (86, 158614), (142, 96062), (172, 79307), (284, 48031), (1117, 12212), (2234, 6106), (3053, 4468)]