19091443

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{907}}^1$

素因数の和:1042

約数の個数: 16

約数和(自身を含む): 22779904

約数和(自身を除く): 3688461

約数列:

[1, 7, 31, 97, 217, 679, 907, 3007, 6349, 21049, 28117, 87979, 196819, 615853, 2727349, 19091443]

約数ペア:

[(1, 19091443), (7, 2727349), (31, 615853), (97, 196819), (217, 87979), (679, 28117), (907, 21049), (3007, 6349)]