20533245

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8719}}^1$

素因数の和:8884

約数の個数: 16

約数和(自身を含む): 33066240

約数和(自身を除く): 12532995

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 8719, 26157, 43595, 130785, 1368883, 4106649, 6844415, 20533245]

約数ペア:

[(1, 20533245), (3, 6844415), (5, 4106649), (15, 1368883), (157, 130785), (471, 43595), (785, 26157), (2355, 8719)]