17861954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{15319}}^1$

素因数の和:15385

約数の個数: 16

約数和(自身を含む): 29782080

約数和(自身を除く): 11920126

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 15319, 30638, 168509, 337018, 811907, 1623814, 8930977, 17861954]

約数ペア:

[(1, 17861954), (2, 8930977), (11, 1623814), (22, 811907), (53, 337018), (106, 168509), (583, 30638), (1166, 15319)]