19688546

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{661}}^1$

素因数の和:997

約数の個数: 16

約数和(自身を含む): 30242808

約数和(自身を除く): 10554262

約数列:

[1, 2, 53, 106, 281, 562, 661, 1322, 14893, 29786, 35033, 70066, 185741, 371482, 9844273, 19688546]

約数ペア:

[(1, 19688546), (2, 9844273), (53, 371482), (106, 185741), (281, 70066), (562, 35033), (661, 29786), (1322, 14893)]