19326118

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1277}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 35334144

約数和(自身を除く): 16008026

約数列:

[1, 2, 7, 14, 23, 46, 47, 94, 161, 322, 329, 658, 1081, 1277, 2162, 2554, 7567, 8939, 15134, 17878, 29371, 58742, 60019, 120038, 205597, 411194, 420133, 840266, 1380437, 2760874, 9663059, 19326118]

約数ペア:

[(1, 19326118), (2, 9663059), (7, 2760874), (14, 1380437), (23, 840266), (46, 420133), (47, 411194), (94, 205597), (161, 120038), (322, 60019), (329, 58742), (658, 29371), (1081, 17878), (1277, 15134), (2162, 8939), (2554, 7567)]