19193293

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1229}}^1$

素因数の和:1356

約数の個数: 16

約数和(自身を含む): 23143680

約数和(自身を除く): 3950387

約数列:

[1, 7, 23, 97, 161, 679, 1229, 2231, 8603, 15617, 28267, 119213, 197869, 834491, 2741899, 19193293]

約数ペア:

[(1, 19193293), (7, 2741899), (23, 834491), (97, 197869), (161, 119213), (679, 28267), (1229, 15617), (2231, 8603)]