20270684

素因数分解:

$2^2\times 7^1\times {\mathrm{613}}^1\times {\mathrm{1181}}^1$

素因数の和:1805

約数の個数: 24

約数和(自身を含む): 40641888

約数和(自身を除く): 20371204

約数列:

[1, 2, 4, 7, 14, 28, 613, 1181, 1226, 2362, 2452, 4291, 4724, 8267, 8582, 16534, 17164, 33068, 723953, 1447906, 2895812, 5067671, 10135342, 20270684]

約数ペア:

[(1, 20270684), (2, 10135342), (4, 5067671), (7, 2895812), (14, 1447906), (28, 723953), (613, 33068), (1181, 17164), (1226, 16534), (2362, 8582), (2452, 8267), (4291, 4724)]