18819438911

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{911}}^1\times {\mathrm{227011}}^1$

素因数の和:227942

約数の個数: 16

約数和(自身を含む): 23187913728

約数和(自身を除く): 4368474817

約数列:

[1, 7, 13, 91, 911, 6377, 11843, 82901, 227011, 1589077, 2951143, 20658001, 206807021, 1447649147, 2688491273, 18819438911]

約数ペア:

[(1, 18819438911), (7, 2688491273), (13, 1447649147), (91, 206807021), (911, 20658001), (6377, 2951143), (11843, 1589077), (82901, 227011)]