16872724

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:588

約数の個数: 36

約数和(自身を含む): 32979744

約数和(自身を除く): 16107020

約数列:

[1, 2, 4, 11, 22, 44, 71, 121, 142, 242, 284, 484, 491, 781, 982, 1562, 1964, 3124, 5401, 8591, 10802, 17182, 21604, 34364, 34861, 59411, 69722, 118822, 139444, 237644, 383471, 766942, 1533884, 4218181, 8436362, 16872724]

約数ペア:

[(1, 16872724), (2, 8436362), (4, 4218181), (11, 1533884), (22, 766942), (44, 383471), (71, 237644), (121, 139444), (142, 118822), (242, 69722), (284, 59411), (484, 34861), (491, 34364), (781, 21604), (982, 17182), (1562, 10802), (1964, 8591), (3124, 5401)]