18872084

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{863}}^1$

素因数の和:956

約数の個数: 48

約数和(自身を含む): 41803776

約数和(自身を除く): 22931692

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 863, 994, 1562, 1726, 1988, 3124, 3452, 5467, 6041, 9493, 10934, 12082, 18986, 21868, 24164, 37972, 61273, 66451, 122546, 132902, 245092, 265804, 428911, 674003, 857822, 1348006, 1715644, 2696012, 4718021, 9436042, 18872084]

約数ペア:

[(1, 18872084), (2, 9436042), (4, 4718021), (7, 2696012), (11, 1715644), (14, 1348006), (22, 857822), (28, 674003), (44, 428911), (71, 265804), (77, 245092), (142, 132902), (154, 122546), (284, 66451), (308, 61273), (497, 37972), (781, 24164), (863, 21868), (994, 18986), (1562, 12082), (1726, 10934), (1988, 9493), (3124, 6041), (3452, 5467)]