20143683

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6803}}^1$

素因数の和:6863

約数の個数: 24

約数和(自身を含む): 33965568

約数和(自身を除く): 13821885

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 6803, 20409, 47621, 61227, 142863, 319741, 428589, 959223, 2238187, 2877669, 6714561, 20143683]

約数ペア:

[(1, 20143683), (3, 6714561), (7, 2877669), (9, 2238187), (21, 959223), (47, 428589), (63, 319741), (141, 142863), (329, 61227), (423, 47621), (987, 20409), (2961, 6803)]