20161658870

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1019}}^1\times {\mathrm{4507}}^1$

素因数の和:5972

約数の個数: 32

約数和(自身を含む): 36417427200

約数和(自身を除く): 16255768330

約数列:

[1, 2, 5, 10, 439, 878, 1019, 2038, 2195, 4390, 4507, 5095, 9014, 10190, 22535, 45070, 447341, 894682, 1978573, 2236705, 3957146, 4473410, 4592633, 9185266, 9892865, 19785730, 22963165, 45926330, 2016165887, 4032331774, 10080829435, 20161658870]

約数ペア:

[(1, 20161658870), (2, 10080829435), (5, 4032331774), (10, 2016165887), (439, 45926330), (878, 22963165), (1019, 19785730), (2038, 9892865), (2195, 9185266), (4390, 4592633), (4507, 4473410), (5095, 3957146), (9014, 2236705), (10190, 1978573), (22535, 894682), (45070, 447341)]