1921386550

素因数分解:

$2^1\times 5^2\times {\mathrm{38427731}}^1$

素因数の和:38427743

約数の個数: 12

約数和(自身を含む): 3573779076

約数和(自身を除く): 1652392526

約数列:

[1, 2, 5, 10, 25, 50, 38427731, 76855462, 192138655, 384277310, 960693275, 1921386550]

約数ペア:

[(1, 1921386550), (2, 960693275), (5, 384277310), (10, 192138655), (25, 76855462), (50, 38427731)]