20178076774

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{15217}}^1$

素因数の和:15520

約数の個数: 32

約数和(自身を含む): 31507834176

約数和(自身を除く): 11329757402

約数列:

[1, 2, 41, 82, 103, 157, 206, 314, 4223, 6437, 8446, 12874, 15217, 16171, 30434, 32342, 623897, 663011, 1247794, 1326022, 1567351, 2389069, 3134702, 4778138, 64261391, 97951829, 128522782, 195903658, 246074107, 492148214, 10089038387, 20178076774]

約数ペア:

[(1, 20178076774), (2, 10089038387), (41, 492148214), (82, 246074107), (103, 195903658), (157, 128522782), (206, 97951829), (314, 64261391), (4223, 4778138), (6437, 3134702), (8446, 2389069), (12874, 1567351), (15217, 1326022), (16171, 1247794), (30434, 663011), (32342, 623897)]