18437997348

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{13249}}^1$

素因数の和:13362

約数の個数: 144

約数和(自身を含む): 50930880000

約数和(自身を除く): 32492882652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 31, 36, 43, 58, 62, 86, 87, 93, 116, 124, 129, 172, 174, 186, 258, 261, 279, 348, 372, 387, 516, 522, 558, 774, 899, 1044, 1116, 1247, 1333, 1548, 1798, 2494, 2666, 2697, 3596, 3741, 3999, 4988, 5332, 5394, 7482, 7998, 8091, 10788, 11223, 11997, 13249, 14964, 15996, 16182, 22446, 23994, 26498, 32364, 38657, 39747, 44892, 47988, 52996, 77314, 79494, 115971, 119241, 154628, 158988, 231942, 238482, 347913, 384221, 410719, 463884, 476964, 569707, 695826, 768442, 821438, 1139414, 1152663, 1232157, 1391652, 1536884, 1642876, 1709121, 2278828, 2305326, 2464314, 3418242, 3457989, 3696471, 4610652, 4928628, 5127363, 6836484, 6915978, 7392942, 10254726, 11910851, 13831956, 14785884, 16521503, 17660917, 20509452, 23821702, 33043006, 35321834, 35732553, 47643404, 49564509, 52982751, 66086012, 70643668, 71465106, 99129018, 105965502, 107197659, 142930212, 148693527, 158948253, 198258036, 211931004, 214395318, 297387054, 317896506, 428790636, 512166593, 594774108, 635793012, 1024333186, 1536499779, 2048666372, 3072999558, 4609499337, 6145999116, 9218998674, 18437997348]

約数ペア:

[(1, 18437997348), (2, 9218998674), (3, 6145999116), (4, 4609499337), (6, 3072999558), (9, 2048666372), (12, 1536499779), (18, 1024333186), (29, 635793012), (31, 594774108), (36, 512166593), (43, 428790636), (58, 317896506), (62, 297387054), (86, 214395318), (87, 211931004), (93, 198258036), (116, 158948253), (124, 148693527), (129, 142930212), (172, 107197659), (174, 105965502), (186, 99129018), (258, 71465106), (261, 70643668), (279, 66086012), (348, 52982751), (372, 49564509), (387, 47643404), (516, 35732553), (522, 35321834), (558, 33043006), (774, 23821702), (899, 20509452), (1044, 17660917), (1116, 16521503), (1247, 14785884), (1333, 13831956), (1548, 11910851), (1798, 10254726), (2494, 7392942), (2666, 6915978), (2697, 6836484), (3596, 5127363), (3741, 4928628), (3999, 4610652), (4988, 3696471), (5332, 3457989), (5394, 3418242), (7482, 2464314), (7998, 2305326), (8091, 2278828), (10788, 1709121), (11223, 1642876), (11997, 1536884), (13249, 1391652), (14964, 1232157), (15996, 1152663), (16182, 1139414), (22446, 821438), (23994, 768442), (26498, 695826), (32364, 569707), (38657, 476964), (39747, 463884), (44892, 410719), (47988, 384221), (52996, 347913), (77314, 238482), (79494, 231942), (115971, 158988), (119241, 154628)]