20831724

素因数分解:

$2^2\times 3^2\times {\mathrm{578659}}^1$

素因数の和:578669

約数の個数: 18

約数和(自身を含む): 52658060

約数和(自身を除く): 31826336

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 578659, 1157318, 1735977, 2314636, 3471954, 5207931, 6943908, 10415862, 20831724]

約数ペア:

[(1, 20831724), (2, 10415862), (3, 6943908), (4, 5207931), (6, 3471954), (9, 2314636), (12, 1735977), (18, 1157318), (36, 578659)]