20243583

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:264

約数の個数: 36

約数和(自身を含む): 31959928

約数和(自身を除く): 11716345

約数列:

[1, 3, 9, 17, 43, 51, 129, 153, 181, 289, 387, 543, 731, 867, 1629, 2193, 2601, 3077, 6579, 7783, 9231, 12427, 23349, 27693, 37281, 52309, 70047, 111843, 132311, 156927, 396933, 470781, 1190799, 2249287, 6747861, 20243583]

約数ペア:

[(1, 20243583), (3, 6747861), (9, 2249287), (17, 1190799), (43, 470781), (51, 396933), (129, 156927), (153, 132311), (181, 111843), (289, 70047), (387, 52309), (543, 37281), (731, 27693), (867, 23349), (1629, 12427), (2193, 9231), (2601, 7783), (3077, 6579)]