201990006

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{260969}}^1$

素因数の和:261020

約数の個数: 24

約数和(自身を含む): 447824520

約数和(自身を除く): 245834514

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 260969, 521938, 782907, 1565814, 2348721, 4697442, 11221667, 22443334, 33665001, 67330002, 100995003, 201990006]

約数ペア:

[(1, 201990006), (2, 100995003), (3, 67330002), (6, 33665001), (9, 22443334), (18, 11221667), (43, 4697442), (86, 2348721), (129, 1565814), (258, 782907), (387, 521938), (774, 260969)]