20155476

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 54286848

約数和(自身を除く): 34131372

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 43, 44, 53, 66, 67, 86, 106, 129, 132, 134, 159, 172, 201, 212, 258, 268, 318, 402, 473, 516, 583, 636, 737, 804, 946, 1166, 1419, 1474, 1749, 1892, 2211, 2279, 2332, 2838, 2881, 2948, 3498, 3551, 4422, 4558, 5676, 5762, 6837, 6996, 7102, 8643, 8844, 9116, 10653, 11524, 13674, 14204, 17286, 21306, 25069, 27348, 31691, 34572, 39061, 42612, 50138, 63382, 75207, 78122, 95073, 100276, 117183, 126764, 150414, 152693, 156244, 190146, 234366, 300828, 305386, 380292, 458079, 468732, 610772, 916158, 1679623, 1832316, 3359246, 5038869, 6718492, 10077738, 20155476]

約数ペア:

[(1, 20155476), (2, 10077738), (3, 6718492), (4, 5038869), (6, 3359246), (11, 1832316), (12, 1679623), (22, 916158), (33, 610772), (43, 468732), (44, 458079), (53, 380292), (66, 305386), (67, 300828), (86, 234366), (106, 190146), (129, 156244), (132, 152693), (134, 150414), (159, 126764), (172, 117183), (201, 100276), (212, 95073), (258, 78122), (268, 75207), (318, 63382), (402, 50138), (473, 42612), (516, 39061), (583, 34572), (636, 31691), (737, 27348), (804, 25069), (946, 21306), (1166, 17286), (1419, 14204), (1474, 13674), (1749, 11524), (1892, 10653), (2211, 9116), (2279, 8844), (2332, 8643), (2838, 7102), (2881, 6996), (2948, 6837), (3498, 5762), (3551, 5676), (4422, 4558)]