20138397

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1\times {\mathrm{433}}^1$

素因数の和:892

約数の個数: 16

約数和(自身を含む): 27706560

約数和(自身を除く): 7568163

約数列:

[1, 3, 37, 111, 419, 433, 1257, 1299, 15503, 16021, 46509, 48063, 181427, 544281, 6712799, 20138397]

約数ペア:

[(1, 20138397), (3, 6712799), (37, 544281), (111, 181427), (419, 48063), (433, 46509), (1257, 16021), (1299, 15503)]