20191184355

素因数分解:

$3^1\times 5^1\times {\mathrm{4481}}^1\times {\mathrm{300397}}^1$

素因数の和:304886

約数の個数: 16

約数和(自身を含む): 32313212064

約数和(自身を除く): 12122027709

約数列:

[1, 3, 5, 15, 4481, 13443, 22405, 67215, 300397, 901191, 1501985, 4505955, 1346078957, 4038236871, 6730394785, 20191184355]

約数ペア:

[(1, 20191184355), (3, 6730394785), (5, 4038236871), (15, 1346078957), (4481, 4505955), (13443, 1501985), (22405, 901191), (67215, 300397)]