20641803

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{75611}}^1$

素因数の和:75634

約数の個数: 16

約数和(自身を含む): 33874176

約数和(自身を除く): 13232373

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 75611, 226833, 529277, 982943, 1587831, 2948829, 6880601, 20641803]

約数ペア:

[(1, 20641803), (3, 6880601), (7, 2948829), (13, 1587831), (21, 982943), (39, 529277), (91, 226833), (273, 75611)]