20155996

素因数分解:

$2^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2801}}^1$

素因数の和:3069

約数の個数: 24

約数和(自身を含む): 40483296

約数和(自身を除く): 20327300

約数列:

[1, 2, 4, 7, 14, 28, 257, 514, 1028, 1799, 2801, 3598, 5602, 7196, 11204, 19607, 39214, 78428, 719857, 1439714, 2879428, 5038999, 10077998, 20155996]

約数ペア:

[(1, 20155996), (2, 10077998), (4, 5038999), (7, 2879428), (14, 1439714), (28, 719857), (257, 78428), (514, 39214), (1028, 19607), (1799, 11204), (2801, 7196), (3598, 5602)]