19947774

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43177}}^1$

素因数の和:43200

約数の個数: 32

約数和(自身を含む): 49741056

約数和(自身を除く): 29793282

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 43177, 86354, 129531, 259062, 302239, 474947, 604478, 906717, 949894, 1424841, 1813434, 2849682, 3324629, 6649258, 9973887, 19947774]

約数ペア:

[(1, 19947774), (2, 9973887), (3, 6649258), (6, 3324629), (7, 2849682), (11, 1813434), (14, 1424841), (21, 949894), (22, 906717), (33, 604478), (42, 474947), (66, 302239), (77, 259062), (154, 129531), (231, 86354), (462, 43177)]