20347840795

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{2417}}^1\times {\mathrm{21313}}^1$

素因数の和:23814

約数の個数: 16

約数和(自身を含む): 24737880960

約数和(自身を除く): 4390040165

約数列:

[1, 5, 79, 395, 2417, 12085, 21313, 106565, 190943, 954715, 1683727, 8418635, 51513521, 257567605, 4069568159, 20347840795]

約数ペア:

[(1, 20347840795), (5, 4069568159), (79, 257567605), (395, 51513521), (2417, 8418635), (12085, 1683727), (21313, 954715), (106565, 190943)]