18402448

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{21701}}^1$

素因数の和:21762

約数の個数: 20

約数和(自身を含む): 36329148

約数和(自身を除く): 17926700

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 21701, 43402, 86804, 173608, 347216, 1150153, 2300306, 4600612, 9201224, 18402448]

約数ペア:

[(1, 18402448), (2, 9201224), (4, 4600612), (8, 2300306), (16, 1150153), (53, 347216), (106, 173608), (212, 86804), (424, 43402), (848, 21701)]