19928944

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2917}}^1$

素因数の和:2993

約数の個数: 40

約数和(自身を含む): 44867168

約数和(自身を除く): 24938224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 2917, 3416, 5834, 6832, 11668, 20419, 23336, 40838, 46672, 81676, 163352, 177937, 326704, 355874, 711748, 1245559, 1423496, 2491118, 2846992, 4982236, 9964472, 19928944]

約数ペア:

[(1, 19928944), (2, 9964472), (4, 4982236), (7, 2846992), (8, 2491118), (14, 1423496), (16, 1245559), (28, 711748), (56, 355874), (61, 326704), (112, 177937), (122, 163352), (244, 81676), (427, 46672), (488, 40838), (854, 23336), (976, 20419), (1708, 11668), (2917, 6832), (3416, 5834)]