20677245

素因数分解:

$3^1\times 5^1\times {\mathrm{653}}^1\times {\mathrm{2111}}^1$

素因数の和:2772

約数の個数: 16

約数和(自身を含む): 33149952

約数和(自身を除く): 12472707

約数列:

[1, 3, 5, 15, 653, 1959, 2111, 3265, 6333, 9795, 10555, 31665, 1378483, 4135449, 6892415, 20677245]

約数ペア:

[(1, 20677245), (3, 6892415), (5, 4135449), (15, 1378483), (653, 31665), (1959, 10555), (2111, 9795), (3265, 6333)]