221520592

素因数分解:

$2^4\times {\mathrm{571}}^1\times {\mathrm{24247}}^1$

素因数の和:24826

約数の個数: 20

約数和(自身を含む): 429965536

約数和(自身を除く): 208444944

約数列:

[1, 2, 4, 8, 16, 571, 1142, 2284, 4568, 9136, 24247, 48494, 96988, 193976, 387952, 13845037, 27690074, 55380148, 110760296, 221520592]

約数ペア:

[(1, 221520592), (2, 110760296), (4, 55380148), (8, 27690074), (16, 13845037), (571, 387952), (1142, 193976), (2284, 96988), (4568, 48494), (9136, 24247)]