18288335

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{941}}^1$

素因数の和:995

約数の個数: 24

約数和(自身を含む): 24823584

約数和(自身を除く): 6535249

約数列:

[1, 5, 13, 23, 65, 115, 169, 299, 845, 941, 1495, 3887, 4705, 12233, 19435, 21643, 61165, 108215, 159029, 281359, 795145, 1406795, 3657667, 18288335]

約数ペア:

[(1, 18288335), (5, 3657667), (13, 1406795), (23, 795145), (65, 281359), (115, 159029), (169, 108215), (299, 61165), (845, 21643), (941, 19435), (1495, 12233), (3887, 4705)]