20154729776

素因数分解:

$2^4\times {\mathrm{343141}}^1\times {\mathrm{3671}}^1$

素因数の和:346820

約数の個数: 20

約数和(自身を含む): 39060540144

約数和(自身を除く): 18905810368

約数列:

[1, 2, 4, 8, 16, 3671, 7342, 14684, 29368, 58736, 343141, 686282, 1372564, 2745128, 5490256, 1259670611, 2519341222, 5038682444, 10077364888, 20154729776]

約数ペア:

[(1, 20154729776), (2, 10077364888), (4, 5038682444), (8, 2519341222), (16, 1259670611), (3671, 5490256), (7342, 2745128), (14684, 1372564), (29368, 686282), (58736, 343141)]