220097968

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{57557}}^1$

素因数の和:57804

約数の個数: 20

約数和(自身を含む): 428231520

約数和(自身を除く): 208133552

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 57557, 115114, 230228, 460456, 920912, 13756123, 27512246, 55024492, 110048984, 220097968]

約数ペア:

[(1, 220097968), (2, 110048984), (4, 55024492), (8, 27512246), (16, 13756123), (239, 920912), (478, 460456), (956, 230228), (1912, 115114), (3824, 57557)]