19935735

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18719}}^1$

素因数の和:18798

約数の個数: 16

約数和(自身を含む): 32348160

約数和(自身を除く): 12412425

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 18719, 56157, 93595, 280785, 1329049, 3987147, 6645245, 19935735]

約数ペア:

[(1, 19935735), (3, 6645245), (5, 3987147), (15, 1329049), (71, 280785), (213, 93595), (355, 56157), (1065, 18719)]