20010796

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{1109}}^1$

素因数の和:1473

約数の個数: 24

約数和(自身を含む): 37855440

約数和(自身を除く): 17844644

約数列:

[1, 2, 4, 13, 26, 52, 347, 694, 1109, 1388, 2218, 4436, 4511, 9022, 14417, 18044, 28834, 57668, 384823, 769646, 1539292, 5002699, 10005398, 20010796]

約数ペア:

[(1, 20010796), (2, 10005398), (4, 5002699), (13, 1539292), (26, 769646), (52, 384823), (347, 57668), (694, 28834), (1109, 18044), (1388, 14417), (2218, 9022), (4436, 4511)]