20316107

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{491}}^1$

素因数の和:778

約数の個数: 16

約数和(自身を含む): 24371712

約数和(自身を除く): 4055605

約数列:

[1, 7, 23, 161, 257, 491, 1799, 3437, 5911, 11293, 41377, 79051, 126187, 883309, 2902301, 20316107]

約数ペア:

[(1, 20316107), (7, 2902301), (23, 883309), (161, 126187), (257, 79051), (491, 41377), (1799, 11293), (3437, 5911)]