20347983357

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2357}}^1\times {\mathrm{5399}}^1$

素因数の和:7813

約数の個数: 32

約数和(自身を含む): 29948486400

約数和(自身を除く): 9600503043

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 2357, 5399, 7071, 16197, 30641, 70187, 91923, 96637, 210561, 221359, 289911, 664077, 1256281, 2877667, 3768843, 8633001, 12725443, 38176329, 165430759, 496292277, 521743163, 1565229489, 6782661119, 20347983357]

約数ペア:

[(1, 20347983357), (3, 6782661119), (13, 1565229489), (39, 521743163), (41, 496292277), (123, 165430759), (533, 38176329), (1599, 12725443), (2357, 8633001), (5399, 3768843), (7071, 2877667), (16197, 1256281), (30641, 664077), (70187, 289911), (91923, 221359), (96637, 210561)]