18835804554

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{449821}}^1$

素因数の和:450830

約数の個数: 32

約数和(自身を含む): 43096546176

約数和(自身を除く): 24260741622

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 997, 1994, 2991, 5982, 6979, 13958, 20937, 41874, 449821, 899642, 1349463, 2698926, 3148747, 6297494, 9446241, 18892482, 448471537, 896943074, 1345414611, 2690829222, 3139300759, 6278601518, 9417902277, 18835804554]

約数ペア:

[(1, 18835804554), (2, 9417902277), (3, 6278601518), (6, 3139300759), (7, 2690829222), (14, 1345414611), (21, 896943074), (42, 448471537), (997, 18892482), (1994, 9446241), (2991, 6297494), (5982, 3148747), (6979, 2698926), (13958, 1349463), (20937, 899642), (41874, 449821)]