18792564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 53415936

約数和(自身を除く): 34623372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 71, 84, 92, 137, 138, 142, 161, 213, 274, 276, 284, 322, 411, 426, 483, 497, 548, 644, 822, 852, 959, 966, 994, 1491, 1633, 1644, 1918, 1932, 1988, 2877, 2982, 3151, 3266, 3836, 4899, 5754, 5964, 6302, 6532, 9453, 9727, 9798, 11431, 11508, 12604, 18906, 19454, 19596, 22057, 22862, 29181, 34293, 37812, 38908, 44114, 45724, 58362, 66171, 68089, 68586, 88228, 116724, 132342, 136178, 137172, 204267, 223721, 264684, 272356, 408534, 447442, 671163, 817068, 894884, 1342326, 1566047, 2684652, 3132094, 4698141, 6264188, 9396282, 18792564]

約数ペア:

[(1, 18792564), (2, 9396282), (3, 6264188), (4, 4698141), (6, 3132094), (7, 2684652), (12, 1566047), (14, 1342326), (21, 894884), (23, 817068), (28, 671163), (42, 447442), (46, 408534), (69, 272356), (71, 264684), (84, 223721), (92, 204267), (137, 137172), (138, 136178), (142, 132342), (161, 116724), (213, 88228), (274, 68586), (276, 68089), (284, 66171), (322, 58362), (411, 45724), (426, 44114), (483, 38908), (497, 37812), (548, 34293), (644, 29181), (822, 22862), (852, 22057), (959, 19596), (966, 19454), (994, 18906), (1491, 12604), (1633, 11508), (1644, 11431), (1918, 9798), (1932, 9727), (1988, 9453), (2877, 6532), (2982, 6302), (3151, 5964), (3266, 5754), (3836, 4899)]