19715318

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{45427}}^1$

素因数の和:45467

約数の個数: 16

約数和(自身を含む): 34888704

約数和(自身を除く): 15173386

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 45427, 90854, 317989, 635978, 1408237, 2816474, 9857659, 19715318]

約数ペア:

[(1, 19715318), (2, 9857659), (7, 2816474), (14, 1408237), (31, 635978), (62, 317989), (217, 90854), (434, 45427)]