220123568

素因数分解:

$2^4\times 7^1\times {\mathrm{1965389}}^1$

素因数の和:1965404

約数の個数: 20

約数和(自身を含む): 487416720

約数和(自身を除く): 267293152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1965389, 3930778, 7861556, 13757723, 15723112, 27515446, 31446224, 55030892, 110061784, 220123568]

約数ペア:

[(1, 220123568), (2, 110061784), (4, 55030892), (7, 31446224), (8, 27515446), (14, 15723112), (16, 13757723), (28, 7861556), (56, 3930778), (112, 1965389)]