1961994916

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1\times {\mathrm{2417}}^1$

素因数の和:3028

約数の個数: 48

約数和(自身を含む): 4006993536

約数和(自身を除く): 2044998620

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 547, 742, 1094, 1484, 2188, 2417, 3829, 4834, 7658, 9668, 15316, 16919, 28991, 33838, 57982, 67676, 115964, 128101, 202937, 256202, 405874, 512404, 811748, 896707, 1322099, 1793414, 2644198, 3586828, 5288396, 9254693, 18509386, 37018772, 70071247, 140142494, 280284988, 490498729, 980997458, 1961994916]

約数ペア:

[(1, 1961994916), (2, 980997458), (4, 490498729), (7, 280284988), (14, 140142494), (28, 70071247), (53, 37018772), (106, 18509386), (212, 9254693), (371, 5288396), (547, 3586828), (742, 2644198), (1094, 1793414), (1484, 1322099), (2188, 896707), (2417, 811748), (3829, 512404), (4834, 405874), (7658, 256202), (9668, 202937), (15316, 128101), (16919, 115964), (28991, 67676), (33838, 57982)]