1561364336

素因数分解:

$2^4\times 7^1\times {\mathrm{13940753}}^1$

素因数の和:13940768

約数の個数: 20

約数和(自身を含む): 3457306992

約数和(自身を除く): 1895942656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 13940753, 27881506, 55763012, 97585271, 111526024, 195170542, 223052048, 390341084, 780682168, 1561364336]

約数ペア:

[(1, 1561364336), (2, 780682168), (4, 390341084), (7, 223052048), (8, 195170542), (14, 111526024), (16, 97585271), (28, 55763012), (56, 27881506), (112, 13940753)]