20949996

素因数分解:

$2^2\times 3^1\times {\mathrm{149}}^1\times {\mathrm{11717}}^1$

素因数の和:11873

約数の個数: 24

約数和(自身を含む): 49215600

約数和(自身を除く): 28265604

約数列:

[1, 2, 3, 4, 6, 12, 149, 298, 447, 596, 894, 1788, 11717, 23434, 35151, 46868, 70302, 140604, 1745833, 3491666, 5237499, 6983332, 10474998, 20949996]

約数ペア:

[(1, 20949996), (2, 10474998), (3, 6983332), (4, 5237499), (6, 3491666), (12, 1745833), (149, 140604), (298, 70302), (447, 46868), (596, 35151), (894, 23434), (1788, 11717)]