16961297936

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{2311}}^1$

素因数の和:2581

約数の個数: 120

約数和(自身を含む): 38434540032

約数和(自身を除く): 21473242096

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 121, 136, 176, 187, 223, 242, 272, 374, 446, 484, 748, 892, 968, 1496, 1784, 1936, 2057, 2311, 2453, 2992, 3568, 3791, 4114, 4622, 4906, 7582, 8228, 9244, 9812, 15164, 16456, 18488, 19624, 25421, 26983, 30328, 32912, 36976, 39248, 39287, 41701, 50842, 53966, 60656, 78574, 83402, 101684, 107932, 157148, 166804, 203368, 215864, 279631, 314296, 333608, 406736, 431728, 432157, 458711, 515353, 559262, 628592, 667216, 864314, 917422, 1030706, 1118524, 1728628, 1834844, 2061412, 2237048, 3457256, 3669688, 4122824, 4474096, 4753727, 5668883, 6914512, 7339376, 8245648, 8761001, 9507454, 11337766, 17522002, 19014908, 22675532, 35044004, 38029816, 45351064, 62357713, 70088008, 76059632, 90702128, 96371011, 124715426, 140176016, 192742022, 249430852, 385484044, 498861704, 770968088, 997723408, 1060081121, 1541936176, 2120162242, 4240324484, 8480648968, 16961297936]

約数ペア:

[(1, 16961297936), (2, 8480648968), (4, 4240324484), (8, 2120162242), (11, 1541936176), (16, 1060081121), (17, 997723408), (22, 770968088), (34, 498861704), (44, 385484044), (68, 249430852), (88, 192742022), (121, 140176016), (136, 124715426), (176, 96371011), (187, 90702128), (223, 76059632), (242, 70088008), (272, 62357713), (374, 45351064), (446, 38029816), (484, 35044004), (748, 22675532), (892, 19014908), (968, 17522002), (1496, 11337766), (1784, 9507454), (1936, 8761001), (2057, 8245648), (2311, 7339376), (2453, 6914512), (2992, 5668883), (3568, 4753727), (3791, 4474096), (4114, 4122824), (4622, 3669688), (4906, 3457256), (7582, 2237048), (8228, 2061412), (9244, 1834844), (9812, 1728628), (15164, 1118524), (16456, 1030706), (18488, 917422), (19624, 864314), (25421, 667216), (26983, 628592), (30328, 559262), (32912, 515353), (36976, 458711), (39248, 432157), (39287, 431728), (41701, 406736), (50842, 333608), (53966, 314296), (60656, 279631), (78574, 215864), (83402, 203368), (101684, 166804), (107932, 157148)]