19516454

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{1321}}^1$

素因数の和:1495

約数の個数: 16

約数和(自身を含む): 29982960

約数和(自身を除く): 10466506

約数列:

[1, 2, 83, 89, 166, 178, 1321, 2642, 7387, 14774, 109643, 117569, 219286, 235138, 9758227, 19516454]

約数ペア:

[(1, 19516454), (2, 9758227), (83, 235138), (89, 219286), (166, 117569), (178, 109643), (1321, 14774), (2642, 7387)]