19924268

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 43352064

約数和(自身を除く): 23427796

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 127, 182, 254, 364, 431, 508, 862, 889, 1651, 1724, 1778, 3017, 3302, 3556, 5603, 6034, 6604, 11206, 11557, 12068, 22412, 23114, 39221, 46228, 54737, 78442, 109474, 156884, 218948, 383159, 711581, 766318, 1423162, 1532636, 2846324, 4981067, 9962134, 19924268]

約数ペア:

[(1, 19924268), (2, 9962134), (4, 4981067), (7, 2846324), (13, 1532636), (14, 1423162), (26, 766318), (28, 711581), (52, 383159), (91, 218948), (127, 156884), (182, 109474), (254, 78442), (364, 54737), (431, 46228), (508, 39221), (862, 23114), (889, 22412), (1651, 12068), (1724, 11557), (1778, 11206), (3017, 6604), (3302, 6034), (3556, 5603)]