20085309

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{461}}^1$

素因数の和:617

約数の個数: 24

約数和(自身を含む): 29981952

約数和(自身を除く): 9896643

約数列:

[1, 3, 9, 47, 103, 141, 309, 423, 461, 927, 1383, 4149, 4841, 14523, 21667, 43569, 47483, 65001, 142449, 195003, 427347, 2231701, 6695103, 20085309]

約数ペア:

[(1, 20085309), (3, 6695103), (9, 2231701), (47, 427347), (103, 195003), (141, 142449), (309, 65001), (423, 47483), (461, 43569), (927, 21667), (1383, 14523), (4149, 4841)]