19159791

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{11549}}^1$

素因数の和:11638

約数の個数: 16

約数和(自身を含む): 29568000

約数和(自身を除く): 10408209

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 11549, 34647, 80843, 242529, 912371, 2737113, 6386597, 19159791]

約数ペア:

[(1, 19159791), (3, 6386597), (7, 2737113), (21, 912371), (79, 242529), (237, 80843), (553, 34647), (1659, 11549)]