18731748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1289}}^1$

素因数の和:1476

約数の個数: 48

約数和(自身を含む): 50279040

約数和(自身を除く): 31547292

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 173, 346, 519, 692, 1038, 1211, 1289, 2076, 2422, 2578, 3633, 3867, 4844, 5156, 7266, 7734, 9023, 14532, 15468, 18046, 27069, 36092, 54138, 108276, 222997, 445994, 668991, 891988, 1337982, 1560979, 2675964, 3121958, 4682937, 6243916, 9365874, 18731748]

約数ペア:

[(1, 18731748), (2, 9365874), (3, 6243916), (4, 4682937), (6, 3121958), (7, 2675964), (12, 1560979), (14, 1337982), (21, 891988), (28, 668991), (42, 445994), (84, 222997), (173, 108276), (346, 54138), (519, 36092), (692, 27069), (1038, 18046), (1211, 15468), (1289, 14532), (2076, 9023), (2422, 7734), (2578, 7266), (3633, 5156), (3867, 4844)]