20883195

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20177}}^1$

素因数の和:20211

約数の個数: 24

約数和(自身を含む): 37773216

約数和(自身を除く): 16890021

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 20177, 60531, 100885, 181593, 302655, 464071, 907965, 1392213, 2320355, 4176639, 6961065, 20883195]

約数ペア:

[(1, 20883195), (3, 6961065), (5, 4176639), (9, 2320355), (15, 1392213), (23, 907965), (45, 464071), (69, 302655), (115, 181593), (207, 100885), (345, 60531), (1035, 20177)]