20509308

素因数分解:

$2^2\times 3^3\times {\mathrm{189901}}^1$

素因数の和:189914

約数の個数: 24

約数和(自身を含む): 53172560

約数和(自身を除く): 32663252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 189901, 379802, 569703, 759604, 1139406, 1709109, 2278812, 3418218, 5127327, 6836436, 10254654, 20509308]

約数ペア:

[(1, 20509308), (2, 10254654), (3, 6836436), (4, 5127327), (6, 3418218), (9, 2278812), (12, 1709109), (18, 1139406), (27, 759604), (36, 569703), (54, 379802), (108, 189901)]