18268489370

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1\times {\mathrm{81233}}^1$

素因数の和:81806

約数の個数: 32

約数和(自身を含む): 33712759872

約数和(自身を除く): 15444270502

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 523, 1046, 2615, 5230, 22489, 44978, 81233, 112445, 162466, 224890, 406165, 812330, 3493019, 6986038, 17465095, 34930190, 42484859, 84969718, 212424295, 424848590, 1826848937, 3653697874, 9134244685, 18268489370]

約数ペア:

[(1, 18268489370), (2, 9134244685), (5, 3653697874), (10, 1826848937), (43, 424848590), (86, 212424295), (215, 84969718), (430, 42484859), (523, 34930190), (1046, 17465095), (2615, 6986038), (5230, 3493019), (22489, 812330), (44978, 406165), (81233, 224890), (112445, 162466)]