20199774798

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{2111}}^1$

素因数の和:2723

約数の個数: 144

約数和(自身を含む): 53710525440

約数和(自身を除く): 33510750642

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 49, 57, 63, 98, 114, 126, 133, 147, 171, 266, 294, 342, 399, 441, 571, 798, 882, 931, 1142, 1197, 1713, 1862, 2111, 2394, 2793, 3426, 3997, 4222, 5139, 5586, 6333, 7994, 8379, 10278, 10849, 11991, 12666, 14777, 16758, 18999, 21698, 23982, 27979, 29554, 32547, 35973, 37998, 40109, 44331, 55958, 65094, 71946, 75943, 80218, 83937, 88662, 97641, 103439, 120327, 132993, 151886, 167874, 195282, 206878, 227829, 240654, 251811, 265986, 280763, 310317, 360981, 455658, 503622, 531601, 561526, 620634, 683487, 721962, 842289, 930951, 1063202, 1205381, 1366974, 1594803, 1684578, 1861902, 1965341, 2410762, 2526867, 3189606, 3616143, 3930682, 4784409, 5053734, 5896023, 7232286, 8437667, 9568818, 10848429, 11792046, 16875334, 17688069, 21696858, 22902239, 25313001, 35376138, 45804478, 50626002, 59063669, 68706717, 75939003, 118127338, 137413434, 151878006, 160315673, 177191007, 206120151, 320631346, 354382014, 412240302, 480947019, 531573021, 961894038, 1063146042, 1122209711, 1442841057, 2244419422, 2885682114, 3366629133, 6733258266, 10099887399, 20199774798]

約数ペア:

[(1, 20199774798), (2, 10099887399), (3, 6733258266), (6, 3366629133), (7, 2885682114), (9, 2244419422), (14, 1442841057), (18, 1122209711), (19, 1063146042), (21, 961894038), (38, 531573021), (42, 480947019), (49, 412240302), (57, 354382014), (63, 320631346), (98, 206120151), (114, 177191007), (126, 160315673), (133, 151878006), (147, 137413434), (171, 118127338), (266, 75939003), (294, 68706717), (342, 59063669), (399, 50626002), (441, 45804478), (571, 35376138), (798, 25313001), (882, 22902239), (931, 21696858), (1142, 17688069), (1197, 16875334), (1713, 11792046), (1862, 10848429), (2111, 9568818), (2394, 8437667), (2793, 7232286), (3426, 5896023), (3997, 5053734), (4222, 4784409), (5139, 3930682), (5586, 3616143), (6333, 3189606), (7994, 2526867), (8379, 2410762), (10278, 1965341), (10849, 1861902), (11991, 1684578), (12666, 1594803), (14777, 1366974), (16758, 1205381), (18999, 1063202), (21698, 930951), (23982, 842289), (27979, 721962), (29554, 683487), (32547, 620634), (35973, 561526), (37998, 531601), (40109, 503622), (44331, 455658), (55958, 360981), (65094, 310317), (71946, 280763), (75943, 265986), (80218, 251811), (83937, 240654), (88662, 227829), (97641, 206878), (103439, 195282), (120327, 167874), (132993, 151886)]