20571045

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{124673}}^1$

素因数の和:124692

約数の個数: 16

約数和(自身を含む): 35906112

約数和(自身を除く): 15335067

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 124673, 374019, 623365, 1371403, 1870095, 4114209, 6857015, 20571045]

約数ペア:

[(1, 20571045), (3, 6857015), (5, 4114209), (11, 1870095), (15, 1371403), (33, 623365), (55, 374019), (165, 124673)]