19438735

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{3221}}^1$

素因数の和:3314

約数の個数: 16

約数和(自身を含む): 25054272

約数和(自身を除く): 5615537

約数列:

[1, 5, 17, 71, 85, 355, 1207, 3221, 6035, 16105, 54757, 228691, 273785, 1143455, 3887747, 19438735]

約数ペア:

[(1, 19438735), (5, 3887747), (17, 1143455), (71, 273785), (85, 228691), (355, 54757), (1207, 16105), (3221, 6035)]