20958786016

素因数分解:

$2^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{937}}^1\times {\mathrm{1637}}^1$

素因数の和:2652

約数の個数: 96

約数和(自身を含む): 48010802112

約数和(自身を除く): 27052016096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 112, 122, 224, 244, 427, 488, 854, 937, 976, 1637, 1708, 1874, 1952, 3274, 3416, 3748, 6548, 6559, 6832, 7496, 11459, 13096, 13118, 13664, 14992, 22918, 26192, 26236, 29984, 45836, 52384, 52472, 57157, 91672, 99857, 104944, 114314, 183344, 199714, 209888, 228628, 366688, 399428, 400099, 457256, 698999, 798856, 800198, 914512, 1397998, 1533869, 1597712, 1600396, 1829024, 2795996, 3067738, 3195424, 3200792, 5591992, 6135476, 6401584, 10737083, 11183984, 12270952, 12803168, 21474166, 22367968, 24541904, 42948332, 49083808, 85896664, 93566009, 171793328, 187132018, 343586656, 374264036, 654962063, 748528072, 1309924126, 1497056144, 2619848252, 2994112288, 5239696504, 10479393008, 20958786016]

約数ペア:

[(1, 20958786016), (2, 10479393008), (4, 5239696504), (7, 2994112288), (8, 2619848252), (14, 1497056144), (16, 1309924126), (28, 748528072), (32, 654962063), (56, 374264036), (61, 343586656), (112, 187132018), (122, 171793328), (224, 93566009), (244, 85896664), (427, 49083808), (488, 42948332), (854, 24541904), (937, 22367968), (976, 21474166), (1637, 12803168), (1708, 12270952), (1874, 11183984), (1952, 10737083), (3274, 6401584), (3416, 6135476), (3748, 5591992), (6548, 3200792), (6559, 3195424), (6832, 3067738), (7496, 2795996), (11459, 1829024), (13096, 1600396), (13118, 1597712), (13664, 1533869), (14992, 1397998), (22918, 914512), (26192, 800198), (26236, 798856), (29984, 698999), (45836, 457256), (52384, 400099), (52472, 399428), (57157, 366688), (91672, 228628), (99857, 209888), (104944, 199714), (114314, 183344)]