20122556481

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2481509}}^1$

素因数の和:2481585

約数の個数: 24

約数和(自身を含む): 31356360360

約数和(自身を除く): 11233803879

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 477, 901, 2703, 8109, 2481509, 7444527, 22333581, 42185653, 126556959, 131519977, 379670877, 394559931, 1183679793, 2235839609, 6707518827, 20122556481]

約数ペア:

[(1, 20122556481), (3, 6707518827), (9, 2235839609), (17, 1183679793), (51, 394559931), (53, 379670877), (153, 131519977), (159, 126556959), (477, 42185653), (901, 22333581), (2703, 7444527), (8109, 2481509)]