19005777637

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{523}}^1\times {\mathrm{67421}}^1$

素因数の和:67969

約数の個数: 24

約数和(自身を含む): 24165123552

約数和(自身を除く): 5159345915

約数列:

[1, 7, 11, 49, 77, 523, 539, 3661, 5753, 25627, 40271, 67421, 281897, 471947, 741631, 3303629, 5191417, 35261183, 36339919, 246828281, 387873013, 1727797967, 2715111091, 19005777637]

約数ペア:

[(1, 19005777637), (7, 2715111091), (11, 1727797967), (49, 387873013), (77, 246828281), (523, 36339919), (539, 35261183), (3661, 5191417), (5753, 3303629), (25627, 741631), (40271, 471947), (67421, 281897)]