18923095

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{439}}^1$

素因数の和:714

約数の個数: 16

約数和(自身を含む): 23474880

約数和(自身を除く): 4551785

約数列:

[1, 5, 37, 185, 233, 439, 1165, 2195, 8621, 16243, 43105, 81215, 102287, 511435, 3784619, 18923095]

約数ペア:

[(1, 18923095), (5, 3784619), (37, 511435), (185, 102287), (233, 81215), (439, 43105), (1165, 16243), (2195, 8621)]