20781663166

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19069}}^1\times {\mathrm{49537}}^1$

素因数の和:68619

約数の個数: 16

約数和(自身を含む): 34008827760

約数和(自身を除く): 13227164594

約数列:

[1, 2, 11, 22, 19069, 38138, 49537, 99074, 209759, 419518, 544907, 1089814, 944621053, 1889242106, 10390831583, 20781663166]

約数ペア:

[(1, 20781663166), (2, 10390831583), (11, 1889242106), (22, 944621053), (19069, 1089814), (38138, 544907), (49537, 419518), (99074, 209759)]