19958902878

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{144629731}}^1$

素因数の和:144629759

約数の個数: 16

約数和(自身を含む): 41653362816

約数和(自身を除く): 21694459938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 144629731, 289259462, 433889193, 867778386, 3326483813, 6652967626, 9979451439, 19958902878]

約数ペア:

[(1, 19958902878), (2, 9979451439), (3, 6652967626), (6, 3326483813), (23, 867778386), (46, 433889193), (69, 289259462), (138, 144629731)]