19679576

素因数分解:

$2^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{823}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 43680240

約数和(自身を除く): 24000664

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 61, 98, 122, 196, 244, 392, 427, 488, 823, 854, 1646, 1708, 2989, 3292, 3416, 5761, 5978, 6584, 11522, 11956, 23044, 23912, 40327, 46088, 50203, 80654, 100406, 161308, 200812, 322616, 351421, 401624, 702842, 1405684, 2459947, 2811368, 4919894, 9839788, 19679576]

約数ペア:

[(1, 19679576), (2, 9839788), (4, 4919894), (7, 2811368), (8, 2459947), (14, 1405684), (28, 702842), (49, 401624), (56, 351421), (61, 322616), (98, 200812), (122, 161308), (196, 100406), (244, 80654), (392, 50203), (427, 46088), (488, 40327), (823, 23912), (854, 23044), (1646, 11956), (1708, 11522), (2989, 6584), (3292, 5978), (3416, 5761)]