20946045

素因数分解:

$3^1\times 5^1\times {\mathrm{631}}^1\times {\mathrm{2213}}^1$

素因数の和:2852

約数の個数: 16

約数和(自身を含む): 33581952

約数和(自身を除く): 12635907

約数列:

[1, 3, 5, 15, 631, 1893, 2213, 3155, 6639, 9465, 11065, 33195, 1396403, 4189209, 6982015, 20946045]

約数ペア:

[(1, 20946045), (3, 6982015), (5, 4189209), (15, 1396403), (631, 33195), (1893, 11065), (2213, 9465), (3155, 6639)]