20289352

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{24623}}^1$

素因数の和:24732

約数の個数: 16

約数和(自身を含む): 38413440

約数和(自身を除く): 18124088

約数列:

[1, 2, 4, 8, 103, 206, 412, 824, 24623, 49246, 98492, 196984, 2536169, 5072338, 10144676, 20289352]

約数ペア:

[(1, 20289352), (2, 10144676), (4, 5072338), (8, 2536169), (103, 196984), (206, 98492), (412, 49246), (824, 24623)]