19943663779

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1\times {\mathrm{80629}}^1$

素因数の和:81054

約数の個数: 16

約数和(自身を含む): 21944260800

約数和(自身を除く): 2000597021

約数列:

[1, 13, 53, 359, 689, 4667, 19027, 80629, 247351, 1048177, 4273337, 28945811, 55553381, 376295543, 1534127983, 19943663779]

約数ペア:

[(1, 19943663779), (13, 1534127983), (53, 376295543), (359, 55553381), (689, 28945811), (4667, 4273337), (19027, 1048177), (80629, 247351)]