18614245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{12451}}^1$

素因数の和:12492

約数の個数: 16

約数和(自身を含む): 25103232

約数和(自身を除く): 6488987

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 12451, 62255, 161863, 286373, 809315, 1431865, 3722849, 18614245]

約数ペア:

[(1, 18614245), (5, 3722849), (13, 1431865), (23, 809315), (65, 286373), (115, 161863), (299, 62255), (1495, 12451)]