20633115

素因数分解:

$3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2081}}^1$

素因数の和:2750

約数の個数: 16

約数和(自身を含む): 33078816

約数和(自身を除く): 12445701

約数列:

[1, 3, 5, 15, 661, 1983, 2081, 3305, 6243, 9915, 10405, 31215, 1375541, 4126623, 6877705, 20633115]

約数ペア:

[(1, 20633115), (3, 6877705), (5, 4126623), (15, 1375541), (661, 31215), (1983, 10405), (2081, 9915), (3305, 6243)]