20154016

素因数分解:

$2^5\times {\mathrm{571}}^1\times {\mathrm{1103}}^1$

素因数の和:1684

約数の個数: 24

約数和(自身を含む): 39783744

約数和(自身を除く): 19629728

約数列:

[1, 2, 4, 8, 16, 32, 571, 1103, 1142, 2206, 2284, 4412, 4568, 8824, 9136, 17648, 18272, 35296, 629813, 1259626, 2519252, 5038504, 10077008, 20154016]

約数ペア:

[(1, 20154016), (2, 10077008), (4, 5038504), (8, 2519252), (16, 1259626), (32, 629813), (571, 35296), (1103, 18272), (1142, 17648), (2206, 9136), (2284, 8824), (4412, 4568)]