20004915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{190523}}^1$

素因数の和:190538

約数の個数: 16

約数和(自身を含む): 36580608

約数和(自身を除く): 16575693

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 190523, 571569, 952615, 1333661, 2857845, 4000983, 6668305, 20004915]

約数ペア:

[(1, 20004915), (3, 6668305), (5, 4000983), (7, 2857845), (15, 1333661), (21, 952615), (35, 571569), (105, 190523)]