20937968

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{24691}}^1$

素因数の和:24752

約数の個数: 20

約数和(自身を含む): 41334408

約数和(自身を除く): 20396440

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 24691, 49382, 98764, 197528, 395056, 1308623, 2617246, 5234492, 10468984, 20937968]

約数ペア:

[(1, 20937968), (2, 10468984), (4, 5234492), (8, 2617246), (16, 1308623), (53, 395056), (106, 197528), (212, 98764), (424, 49382), (848, 24691)]