18439902

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{78803}}^1$

素因数の和:78824

約数の個数: 24

約数和(自身を含む): 43026984

約数和(自身を除く): 24587082

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 78803, 157606, 236409, 472818, 709227, 1024439, 1418454, 2048878, 3073317, 6146634, 9219951, 18439902]

約数ペア:

[(1, 18439902), (2, 9219951), (3, 6146634), (6, 3073317), (9, 2048878), (13, 1418454), (18, 1024439), (26, 709227), (39, 472818), (78, 236409), (117, 157606), (234, 78803)]