20009227539

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{22158613}}^1$

素因数の和:22158666

約数の個数: 16

約数和(自身を含む): 31199328512

約数和(自身を除く): 11190100973

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 22158613, 66475839, 155110291, 465330873, 952820359, 2858461077, 6669742513, 20009227539]

約数ペア:

[(1, 20009227539), (3, 6669742513), (7, 2858461077), (21, 952820359), (43, 465330873), (129, 155110291), (301, 66475839), (903, 22158613)]