20512404

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{277}}^1$

素因数の和:326

約数の個数: 108

約数和(自身を含む): 60563412

約数和(自身を除く): 40051008

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 121, 132, 153, 187, 198, 204, 242, 277, 306, 363, 374, 396, 484, 554, 561, 612, 726, 748, 831, 1089, 1108, 1122, 1452, 1662, 1683, 2057, 2178, 2244, 2493, 3047, 3324, 3366, 4114, 4356, 4709, 4986, 6094, 6171, 6732, 8228, 9141, 9418, 9972, 12188, 12342, 14127, 18282, 18513, 18836, 24684, 27423, 28254, 33517, 36564, 37026, 42381, 51799, 54846, 56508, 67034, 74052, 84762, 100551, 103598, 109692, 134068, 155397, 169524, 201102, 207196, 301653, 310794, 402204, 466191, 569789, 603306, 621588, 932382, 1139578, 1206612, 1709367, 1864764, 2279156, 3418734, 5128101, 6837468, 10256202, 20512404]

約数ペア:

[(1, 20512404), (2, 10256202), (3, 6837468), (4, 5128101), (6, 3418734), (9, 2279156), (11, 1864764), (12, 1709367), (17, 1206612), (18, 1139578), (22, 932382), (33, 621588), (34, 603306), (36, 569789), (44, 466191), (51, 402204), (66, 310794), (68, 301653), (99, 207196), (102, 201102), (121, 169524), (132, 155397), (153, 134068), (187, 109692), (198, 103598), (204, 100551), (242, 84762), (277, 74052), (306, 67034), (363, 56508), (374, 54846), (396, 51799), (484, 42381), (554, 37026), (561, 36564), (612, 33517), (726, 28254), (748, 27423), (831, 24684), (1089, 18836), (1108, 18513), (1122, 18282), (1452, 14127), (1662, 12342), (1683, 12188), (2057, 9972), (2178, 9418), (2244, 9141), (2493, 8228), (3047, 6732), (3324, 6171), (3366, 6094), (4114, 4986), (4356, 4709)]