194895940

素因数分解:

$2^2\times 5^1\times {\mathrm{9744797}}^1$

素因数の和:9744806

約数の個数: 12

約数和(自身を含む): 409281516

約数和(自身を除く): 214385576

約数列:

[1, 2, 4, 5, 10, 20, 9744797, 19489594, 38979188, 48723985, 97447970, 194895940]

約数ペア:

[(1, 194895940), (2, 97447970), (4, 48723985), (5, 38979188), (10, 19489594), (20, 9744797)]