19884452

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{6637}}^1$

素因数の和:6755

約数の個数: 24

約数和(自身を含む): 40146624

約数和(自身を除く): 20262172

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 6637, 13274, 26548, 46459, 92918, 185836, 710159, 1420318, 2840636, 4971113, 9942226, 19884452]

約数ペア:

[(1, 19884452), (2, 9942226), (4, 4971113), (7, 2840636), (14, 1420318), (28, 710159), (107, 185836), (214, 92918), (428, 46459), (749, 26548), (1498, 13274), (2996, 6637)]