2251788784

素因数分解:

$2^4\times 7^1\times {\mathrm{20105257}}^1$

素因数の和:20105272

約数の個数: 20

約数和(自身を含む): 4986103984

約数和(自身を除く): 2734315200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 20105257, 40210514, 80421028, 140736799, 160842056, 281473598, 321684112, 562947196, 1125894392, 2251788784]

約数ペア:

[(1, 2251788784), (2, 1125894392), (4, 562947196), (7, 321684112), (8, 281473598), (14, 160842056), (16, 140736799), (28, 80421028), (56, 40210514), (112, 20105257)]