139196944

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{280639}}^1$

素因数の和:280678

約数の個数: 20

約数和(自身を含む): 278394880

約数和(自身を除く): 139197936

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 280639, 561278, 1122556, 2245112, 4490224, 8699809, 17399618, 34799236, 69598472, 139196944]

約数ペア:

[(1, 139196944), (2, 69598472), (4, 34799236), (8, 17399618), (16, 8699809), (31, 4490224), (62, 2245112), (124, 1122556), (248, 561278), (496, 280639)]