221499056

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{337651}}^1$

素因数の和:337700

約数の個数: 20

約数和(自身を含む): 439622904

約数和(自身を除く): 218123848

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 337651, 675302, 1350604, 2701208, 5402416, 13843691, 27687382, 55374764, 110749528, 221499056]

約数ペア:

[(1, 221499056), (2, 110749528), (4, 55374764), (8, 27687382), (16, 13843691), (41, 5402416), (82, 2701208), (164, 1350604), (328, 675302), (656, 337651)]