20223795

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79309}}^1$

素因数の和:79334

約数の個数: 16

約数和(自身を含む): 34261920

約数和(自身を除く): 14038125

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 79309, 237927, 396545, 1189635, 1348253, 4044759, 6741265, 20223795]

約数ペア:

[(1, 20223795), (3, 6741265), (5, 4044759), (15, 1348253), (17, 1189635), (51, 396545), (85, 237927), (255, 79309)]