19923065

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4987}}^1$

素因数の和:5056

約数の個数: 16

約数和(自身を含む): 25857792

約数和(自身を除く): 5934727

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 4987, 24935, 84779, 234389, 423895, 1171945, 3984613, 19923065]

約数ペア:

[(1, 19923065), (5, 3984613), (17, 1171945), (47, 423895), (85, 234389), (235, 84779), (799, 24935), (3995, 4987)]