19502065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{12227}}^1$

素因数の和:12272

約数の個数: 16

約数和(自身を含む): 26412480

約数和(自身を除く): 6910415

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 12227, 61135, 134497, 354583, 672485, 1772915, 3900413, 19502065]

約数ペア:

[(1, 19502065), (5, 3900413), (11, 1772915), (29, 672485), (55, 354583), (145, 134497), (319, 61135), (1595, 12227)]