19393899

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{40153}}^1$

素因数の和:40186

約数の個数: 16

約数和(自身を含む): 30838272

約数和(自身を除く): 11444373

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 40153, 120459, 281071, 843213, 923519, 2770557, 6464633, 19393899]

約数ペア:

[(1, 19393899), (3, 6464633), (7, 2770557), (21, 923519), (23, 843213), (69, 281071), (161, 120459), (483, 40153)]