18918273

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{6907}}^1$

素因数の和:7004

約数の個数: 16

約数和(自身を含む): 27853056

約数和(自身を除く): 8934783

約数列:

[1, 3, 11, 33, 83, 249, 913, 2739, 6907, 20721, 75977, 227931, 573281, 1719843, 6306091, 18918273]

約数ペア:

[(1, 18918273), (3, 6306091), (11, 1719843), (33, 573281), (83, 227931), (249, 75977), (913, 20721), (2739, 6907)]