20563376

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{2083}}^1$

素因数の和:2708

約数の個数: 20

約数和(自身を含む): 39925272

約数和(自身を除く): 19361896

約数列:

[1, 2, 4, 8, 16, 617, 1234, 2083, 2468, 4166, 4936, 8332, 9872, 16664, 33328, 1285211, 2570422, 5140844, 10281688, 20563376]

約数ペア:

[(1, 20563376), (2, 10281688), (4, 5140844), (8, 2570422), (16, 1285211), (617, 33328), (1234, 16664), (2083, 9872), (2468, 8332), (4166, 4936)]