20168020905

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{9023723}}^1$

素因数の和:9023880

約数の個数: 16

約数和(自身を含む): 32485406400

約数和(自身を除く): 12317385495

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 9023723, 27071169, 45118615, 135355845, 1344534727, 4033604181, 6722673635, 20168020905]

約数ペア:

[(1, 20168020905), (3, 6722673635), (5, 4033604181), (15, 1344534727), (149, 135355845), (447, 45118615), (745, 27071169), (2235, 9023723)]