17921345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{941}}^1$

素因数の和:1252

約数の個数: 16

約数和(自身を含む): 23263632

約数和(自身を除く): 5342287

約数列:

[1, 5, 13, 65, 293, 941, 1465, 3809, 4705, 12233, 19045, 61165, 275713, 1378565, 3584269, 17921345]

約数ペア:

[(1, 17921345), (5, 3584269), (13, 1378565), (65, 275713), (293, 61165), (941, 19045), (1465, 12233), (3809, 4705)]