20128934465

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{9631}}^1\times {\mathrm{9721}}^1$

素因数の和:19400

約数の個数: 16

約数和(自身を含む): 24721568256

約数和(自身を除く): 4592633791

約数列:

[1, 5, 43, 215, 9631, 9721, 48155, 48605, 414133, 418003, 2070665, 2090015, 93622951, 468114755, 4025786893, 20128934465]

約数ペア:

[(1, 20128934465), (5, 4025786893), (43, 468114755), (215, 93622951), (9631, 2090015), (9721, 2070665), (48155, 418003), (48605, 414133)]