18953726

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21013}}^1$

素因数の和:21067

約数の個数: 16

約数和(自身を含む): 31773168

約数和(自身を除く): 12819442

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 21013, 42026, 231143, 462286, 861533, 1723066, 9476863, 18953726]

約数ペア:

[(1, 18953726), (2, 9476863), (11, 1723066), (22, 861533), (41, 462286), (82, 231143), (451, 42026), (902, 21013)]