20992310

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{19259}}^1$

素因数の和:19375

約数の個数: 16

約数和(自身を含む): 38134800

約数和(自身を除く): 17142490

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 19259, 38518, 96295, 192590, 2099231, 4198462, 10496155, 20992310]

約数ペア:

[(1, 20992310), (2, 10496155), (5, 4198462), (10, 2099231), (109, 192590), (218, 96295), (545, 38518), (1090, 19259)]