218329648

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{127529}}^1$

素因数の和:127644

約数の個数: 20

約数和(自身を含む): 426970440

約数和(自身を除く): 208640792

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 127529, 255058, 510116, 1020232, 2040464, 13645603, 27291206, 54582412, 109164824, 218329648]

約数ペア:

[(1, 218329648), (2, 109164824), (4, 54582412), (8, 27291206), (16, 13645603), (107, 2040464), (214, 1020232), (428, 510116), (856, 255058), (1712, 127529)]