20900798

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{2423}}^1$

素因数の和:2671

約数の個数: 16

約数和(自身を含む): 33160320

約数和(自身を除く): 12259522

約数列:

[1, 2, 19, 38, 227, 454, 2423, 4313, 4846, 8626, 46037, 92074, 550021, 1100042, 10450399, 20900798]

約数ペア:

[(1, 20900798), (2, 10450399), (19, 1100042), (38, 550021), (227, 92074), (454, 46037), (2423, 8626), (4313, 4846)]