20886753

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{3613}}^1$

素因数の和:3704

約数の個数: 16

約数和(自身を含む): 29143296

約数和(自身を除く): 8256543

約数列:

[1, 3, 41, 47, 123, 141, 1927, 3613, 5781, 10839, 148133, 169811, 444399, 509433, 6962251, 20886753]

約数ペア:

[(1, 20886753), (3, 6962251), (41, 509433), (47, 444399), (123, 169811), (141, 148133), (1927, 10839), (3613, 5781)]