19122453

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 34836480

約数和(自身を除く): 15714027

約数列:

[1, 3, 7, 9, 21, 23, 27, 53, 63, 69, 83, 159, 161, 189, 207, 249, 371, 477, 483, 581, 621, 747, 1113, 1219, 1431, 1449, 1743, 1909, 2241, 3339, 3657, 4347, 4399, 5229, 5727, 8533, 10017, 10971, 13197, 13363, 15687, 17181, 25599, 30793, 32913, 39591, 40089, 51543, 76797, 92379, 101177, 118773, 120267, 230391, 277137, 303531, 360801, 708239, 831411, 910593, 2124717, 2731779, 6374151, 19122453]

約数ペア:

[(1, 19122453), (3, 6374151), (7, 2731779), (9, 2124717), (21, 910593), (23, 831411), (27, 708239), (53, 360801), (63, 303531), (69, 277137), (83, 230391), (159, 120267), (161, 118773), (189, 101177), (207, 92379), (249, 76797), (371, 51543), (477, 40089), (483, 39591), (581, 32913), (621, 30793), (747, 25599), (1113, 17181), (1219, 15687), (1431, 13363), (1449, 13197), (1743, 10971), (1909, 10017), (2241, 8533), (3339, 5727), (3657, 5229), (4347, 4399)]