18082720

素因数分解:

$2^5\times 5^1\times {\mathrm{113017}}^1$

素因数の和:113032

約数の個数: 24

約数和(自身を含む): 42720804

約数和(自身を除く): 24638084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 113017, 226034, 452068, 565085, 904136, 1130170, 1808272, 2260340, 3616544, 4520680, 9041360, 18082720]

約数ペア:

[(1, 18082720), (2, 9041360), (4, 4520680), (5, 3616544), (8, 2260340), (10, 1808272), (16, 1130170), (20, 904136), (32, 565085), (40, 452068), (80, 226034), (160, 113017)]