20470041

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 30444960

約数和(自身を除く): 9974919

約数列:

[1, 3, 9, 67, 83, 201, 249, 409, 603, 747, 1227, 3681, 5561, 16683, 27403, 33947, 50049, 82209, 101841, 246627, 305523, 2274449, 6823347, 20470041]

約数ペア:

[(1, 20470041), (3, 6823347), (9, 2274449), (67, 305523), (83, 246627), (201, 101841), (249, 82209), (409, 50049), (603, 33947), (747, 27403), (1227, 16683), (3681, 5561)]