20007883623

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{347341}}^1$

素因数の和:347575

約数の個数: 32

約数和(自身を含む): 32989153792

約数和(自身を除く): 12981270169

約数列:

[1, 3, 7, 13, 21, 39, 91, 211, 273, 633, 1477, 2743, 4431, 8229, 19201, 57603, 347341, 1042023, 2431387, 4515433, 7294161, 13546299, 31608031, 73288951, 94824093, 219866853, 513022657, 952756363, 1539067971, 2858269089, 6669294541, 20007883623]

約数ペア:

[(1, 20007883623), (3, 6669294541), (7, 2858269089), (13, 1539067971), (21, 952756363), (39, 513022657), (91, 219866853), (211, 94824093), (273, 73288951), (633, 31608031), (1477, 13546299), (2743, 7294161), (4431, 4515433), (8229, 2431387), (19201, 1042023), (57603, 347341)]