19677388

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{13627}}^1$

素因数の和:13669

約数の個数: 18

約数和(自身を含む): 36345876

約数和(自身を除く): 16668488

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 13627, 27254, 54508, 258913, 517826, 1035652, 4919347, 9838694, 19677388]

約数ペア:

[(1, 19677388), (2, 9838694), (4, 4919347), (19, 1035652), (38, 517826), (76, 258913), (361, 54508), (722, 27254), (1444, 13627)]