20218832032

素因数分解:

$2^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1\times {\mathrm{2719}}^1$

素因数の和:3198

約数の個数: 96

約数和(自身を含む): 46143820800

約数和(自身を除く): 25924988768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 89, 112, 178, 224, 356, 373, 623, 712, 746, 1246, 1424, 1492, 2492, 2611, 2719, 2848, 2984, 4984, 5222, 5438, 5968, 9968, 10444, 10876, 11936, 19033, 19936, 20888, 21752, 33197, 38066, 41776, 43504, 66394, 76132, 83552, 87008, 132788, 152264, 232379, 241991, 265576, 304528, 464758, 483982, 531152, 609056, 929516, 967964, 1014187, 1062304, 1693937, 1859032, 1935928, 2028374, 3387874, 3718064, 3871856, 4056748, 6775748, 7099309, 7436128, 7743712, 8113496, 13551496, 14198618, 16226992, 27102992, 28397236, 32453984, 54205984, 56794472, 90262643, 113588944, 180525286, 227177888, 361050572, 631838501, 722101144, 1263677002, 1444202288, 2527354004, 2888404576, 5054708008, 10109416016, 20218832032]

約数ペア:

[(1, 20218832032), (2, 10109416016), (4, 5054708008), (7, 2888404576), (8, 2527354004), (14, 1444202288), (16, 1263677002), (28, 722101144), (32, 631838501), (56, 361050572), (89, 227177888), (112, 180525286), (178, 113588944), (224, 90262643), (356, 56794472), (373, 54205984), (623, 32453984), (712, 28397236), (746, 27102992), (1246, 16226992), (1424, 14198618), (1492, 13551496), (2492, 8113496), (2611, 7743712), (2719, 7436128), (2848, 7099309), (2984, 6775748), (4984, 4056748), (5222, 3871856), (5438, 3718064), (5968, 3387874), (9968, 2028374), (10444, 1935928), (10876, 1859032), (11936, 1693937), (19033, 1062304), (19936, 1014187), (20888, 967964), (21752, 929516), (33197, 609056), (38066, 531152), (41776, 483982), (43504, 464758), (66394, 304528), (76132, 265576), (83552, 241991), (87008, 232379), (132788, 152264)]