20897531316

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{1367}}^1\times {\mathrm{24979}}^1$

素因数の和:26373

約数の個数: 72

約数和(自身を含む): 55974784320

約数和(自身を除く): 35077253004

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 1367, 2734, 4101, 5468, 8202, 12303, 16404, 23239, 24606, 24979, 46478, 49212, 49958, 69717, 74937, 92956, 99916, 139434, 149874, 209151, 224811, 278868, 299748, 418302, 424643, 449622, 836604, 849286, 899244, 1273929, 1698572, 2547858, 3821787, 5095716, 7643574, 15287148, 34146293, 68292586, 102438879, 136585172, 204877758, 307316637, 409755516, 580486981, 614633274, 1160973962, 1229266548, 1741460943, 2321947924, 3482921886, 5224382829, 6965843772, 10448765658, 20897531316]

約数ペア:

[(1, 20897531316), (2, 10448765658), (3, 6965843772), (4, 5224382829), (6, 3482921886), (9, 2321947924), (12, 1741460943), (17, 1229266548), (18, 1160973962), (34, 614633274), (36, 580486981), (51, 409755516), (68, 307316637), (102, 204877758), (153, 136585172), (204, 102438879), (306, 68292586), (612, 34146293), (1367, 15287148), (2734, 7643574), (4101, 5095716), (5468, 3821787), (8202, 2547858), (12303, 1698572), (16404, 1273929), (23239, 899244), (24606, 849286), (24979, 836604), (46478, 449622), (49212, 424643), (49958, 418302), (69717, 299748), (74937, 278868), (92956, 224811), (99916, 209151), (139434, 149874)]