18709847

素因数分解:

${\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:362

約数の個数: 16

約数和(自身を含む): 20704320

約数和(自身を除く): 1994473

約数列:

[1, 13, 89, 103, 157, 1157, 1339, 2041, 9167, 13973, 16171, 119171, 181649, 210223, 1439219, 18709847]

約数ペア:

[(1, 18709847), (13, 1439219), (89, 210223), (103, 181649), (157, 119171), (1157, 16171), (1339, 13973), (2041, 9167)]