19914090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:97

約数の個数: 192

約数和(自身を含む): 63037440

約数和(自身を除く): 43123350

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 23, 30, 31, 35, 38, 42, 46, 49, 57, 62, 69, 70, 93, 95, 98, 105, 114, 115, 133, 138, 147, 155, 161, 186, 190, 210, 217, 230, 245, 266, 285, 294, 310, 322, 345, 399, 434, 437, 465, 483, 490, 570, 589, 651, 665, 690, 713, 735, 798, 805, 874, 930, 931, 966, 1085, 1127, 1178, 1302, 1311, 1330, 1426, 1470, 1519, 1610, 1767, 1862, 1995, 2139, 2170, 2185, 2254, 2415, 2622, 2793, 2945, 3038, 3059, 3255, 3381, 3534, 3565, 3990, 4123, 4278, 4370, 4557, 4655, 4830, 4991, 5586, 5635, 5890, 6118, 6510, 6555, 6762, 7130, 7595, 8246, 8835, 9114, 9177, 9310, 9982, 10695, 11270, 12369, 13110, 13547, 13965, 14973, 15190, 15295, 16905, 17670, 18354, 20615, 21390, 21413, 22785, 24738, 24955, 27094, 27930, 28861, 29946, 30590, 33810, 34937, 40641, 41230, 42826, 45570, 45885, 49910, 57722, 61845, 64239, 67735, 69874, 74865, 81282, 86583, 91770, 94829, 104811, 107065, 123690, 128478, 135470, 144305, 149730, 173166, 174685, 189658, 203205, 209622, 214130, 284487, 288610, 321195, 349370, 406410, 432915, 474145, 524055, 568974, 642390, 663803, 865830, 948290, 1048110, 1327606, 1422435, 1991409, 2844870, 3319015, 3982818, 6638030, 9957045, 19914090]

約数ペア:

[(1, 19914090), (2, 9957045), (3, 6638030), (5, 3982818), (6, 3319015), (7, 2844870), (10, 1991409), (14, 1422435), (15, 1327606), (19, 1048110), (21, 948290), (23, 865830), (30, 663803), (31, 642390), (35, 568974), (38, 524055), (42, 474145), (46, 432915), (49, 406410), (57, 349370), (62, 321195), (69, 288610), (70, 284487), (93, 214130), (95, 209622), (98, 203205), (105, 189658), (114, 174685), (115, 173166), (133, 149730), (138, 144305), (147, 135470), (155, 128478), (161, 123690), (186, 107065), (190, 104811), (210, 94829), (217, 91770), (230, 86583), (245, 81282), (266, 74865), (285, 69874), (294, 67735), (310, 64239), (322, 61845), (345, 57722), (399, 49910), (434, 45885), (437, 45570), (465, 42826), (483, 41230), (490, 40641), (570, 34937), (589, 33810), (651, 30590), (665, 29946), (690, 28861), (713, 27930), (735, 27094), (798, 24955), (805, 24738), (874, 22785), (930, 21413), (931, 21390), (966, 20615), (1085, 18354), (1127, 17670), (1178, 16905), (1302, 15295), (1311, 15190), (1330, 14973), (1426, 13965), (1470, 13547), (1519, 13110), (1610, 12369), (1767, 11270), (1862, 10695), (1995, 9982), (2139, 9310), (2170, 9177), (2185, 9114), (2254, 8835), (2415, 8246), (2622, 7595), (2793, 7130), (2945, 6762), (3038, 6555), (3059, 6510), (3255, 6118), (3381, 5890), (3534, 5635), (3565, 5586), (3990, 4991), (4123, 4830), (4278, 4655), (4370, 4557)]