18713513

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8941}}^1$

素因数の和:8984

約数の個数: 16

約数和(自身を含む): 24036096

約数和(自身を除く): 5322583

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 8941, 62587, 116233, 205643, 813631, 1439501, 2673359, 18713513]

約数ペア:

[(1, 18713513), (7, 2673359), (13, 1439501), (23, 813631), (91, 205643), (161, 116233), (299, 62587), (2093, 8941)]