19445005

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{479}}^1$

素因数の和:860

約数の個数: 16

約数和(自身を含む): 24468480

約数和(自身を除く): 5023475

約数列:

[1, 5, 23, 115, 353, 479, 1765, 2395, 8119, 11017, 40595, 55085, 169087, 845435, 3889001, 19445005]

約数ペア:

[(1, 19445005), (5, 3889001), (23, 845435), (115, 169087), (353, 55085), (479, 40595), (1765, 11017), (2395, 8119)]