87738884

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{60761}}^1$

素因数の和:60803

約数の個数: 18

約数和(自身を含む): 162052254

約数和(自身を除く): 74313370

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 60761, 121522, 243044, 1154459, 2308918, 4617836, 21934721, 43869442, 87738884]

約数ペア:

[(1, 87738884), (2, 43869442), (4, 21934721), (19, 4617836), (38, 2308918), (76, 1154459), (361, 243044), (722, 121522), (1444, 60761)]