20181287052

素因数分解:

$2^2\times 3^5\times {\mathrm{1709}}^1\times {\mathrm{12149}}^1$

素因数の和:13877

約数の個数: 72

約数和(自身を含む): 52938522000

約数和(自身を除く): 32757234948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 1709, 3418, 5127, 6836, 10254, 12149, 15381, 20508, 24298, 30762, 36447, 46143, 48596, 61524, 72894, 92286, 109341, 138429, 145788, 184572, 218682, 276858, 328023, 415287, 437364, 553716, 656046, 830574, 984069, 1312092, 1661148, 1968138, 2952207, 3936276, 5904414, 11808828, 20762641, 41525282, 62287923, 83050564, 124575846, 186863769, 249151692, 373727538, 560591307, 747455076, 1121182614, 1681773921, 2242365228, 3363547842, 5045321763, 6727095684, 10090643526, 20181287052]

約数ペア:

[(1, 20181287052), (2, 10090643526), (3, 6727095684), (4, 5045321763), (6, 3363547842), (9, 2242365228), (12, 1681773921), (18, 1121182614), (27, 747455076), (36, 560591307), (54, 373727538), (81, 249151692), (108, 186863769), (162, 124575846), (243, 83050564), (324, 62287923), (486, 41525282), (972, 20762641), (1709, 11808828), (3418, 5904414), (5127, 3936276), (6836, 2952207), (10254, 1968138), (12149, 1661148), (15381, 1312092), (20508, 984069), (24298, 830574), (30762, 656046), (36447, 553716), (46143, 437364), (48596, 415287), (61524, 328023), (72894, 276858), (92286, 218682), (109341, 184572), (138429, 145788)]