122856784

素因数分解:

$2^4\times {\mathrm{439}}^1\times {\mathrm{17491}}^1$

素因数の和:17938

約数の個数: 20

約数和(自身を含む): 238590880

約数和(自身を除く): 115734096

約数列:

[1, 2, 4, 8, 16, 439, 878, 1756, 3512, 7024, 17491, 34982, 69964, 139928, 279856, 7678549, 15357098, 30714196, 61428392, 122856784]

約数ペア:

[(1, 122856784), (2, 61428392), (4, 30714196), (8, 15357098), (16, 7678549), (439, 279856), (878, 139928), (1756, 69964), (3512, 34982), (7024, 17491)]