18970244

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:587

約数の個数: 24

約数和(自身を含む): 33868800

約数和(自身を除く): 14898556

約数列:

[1, 2, 4, 107, 127, 214, 254, 349, 428, 508, 698, 1396, 13589, 27178, 37343, 44323, 54356, 74686, 88646, 149372, 177292, 4742561, 9485122, 18970244]

約数ペア:

[(1, 18970244), (2, 9485122), (4, 4742561), (107, 177292), (127, 149372), (214, 88646), (254, 74686), (349, 54356), (428, 44323), (508, 37343), (698, 27178), (1396, 13589)]