20773452

素因数分解:

$2^2\times 3^1\times 7^5\times {\mathrm{103}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 57098496

約数和(自身を除く): 36325044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 103, 147, 196, 206, 294, 309, 343, 412, 588, 618, 686, 721, 1029, 1236, 1372, 1442, 2058, 2163, 2401, 2884, 4116, 4326, 4802, 5047, 7203, 8652, 9604, 10094, 14406, 15141, 16807, 20188, 28812, 30282, 33614, 35329, 50421, 60564, 67228, 70658, 100842, 105987, 141316, 201684, 211974, 247303, 423948, 494606, 741909, 989212, 1483818, 1731121, 2967636, 3462242, 5193363, 6924484, 10386726, 20773452]

約数ペア:

[(1, 20773452), (2, 10386726), (3, 6924484), (4, 5193363), (6, 3462242), (7, 2967636), (12, 1731121), (14, 1483818), (21, 989212), (28, 741909), (42, 494606), (49, 423948), (84, 247303), (98, 211974), (103, 201684), (147, 141316), (196, 105987), (206, 100842), (294, 70658), (309, 67228), (343, 60564), (412, 50421), (588, 35329), (618, 33614), (686, 30282), (721, 28812), (1029, 20188), (1236, 16807), (1372, 15141), (1442, 14406), (2058, 10094), (2163, 9604), (2401, 8652), (2884, 7203), (4116, 5047), (4326, 4802)]