18681045

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73259}}^1$

素因数の和:73284

約数の個数: 16

約数和(自身を含む): 31648320

約数和(自身を除く): 12967275

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 73259, 219777, 366295, 1098885, 1245403, 3736209, 6227015, 18681045]

約数ペア:

[(1, 18681045), (3, 6227015), (5, 3736209), (15, 1245403), (17, 1098885), (51, 366295), (85, 219777), (255, 73259)]