19676277

素因数分解:

$3^4\times {\mathrm{421}}^1\times {\mathrm{577}}^1$

素因数の和:1010

約数の個数: 20

約数和(自身を含む): 29513836

約数和(自身を除く): 9837559

約数列:

[1, 3, 9, 27, 81, 421, 577, 1263, 1731, 3789, 5193, 11367, 15579, 34101, 46737, 242917, 728751, 2186253, 6558759, 19676277]

約数ペア:

[(1, 19676277), (3, 6558759), (9, 2186253), (27, 728751), (81, 242917), (421, 46737), (577, 34101), (1263, 15579), (1731, 11367), (3789, 5193)]