20519406

素因数分解:

$2^1\times 3^5\times {\mathrm{42221}}^1$

素因数の和:42238

約数の個数: 24

約数和(自身を含む): 46106424

約数和(自身を除く): 25587018

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 42221, 84442, 126663, 253326, 379989, 759978, 1139967, 2279934, 3419901, 6839802, 10259703, 20519406]

約数ペア:

[(1, 20519406), (2, 10259703), (3, 6839802), (6, 3419901), (9, 2279934), (18, 1139967), (27, 759978), (54, 379989), (81, 253326), (162, 126663), (243, 84442), (486, 42221)]