19708848

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:211

約数の個数: 120

約数和(自身を含む): 59714928

約数和(自身を除く): 40006080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 83, 97, 102, 136, 144, 153, 166, 194, 204, 249, 272, 291, 306, 332, 388, 408, 498, 582, 612, 664, 747, 776, 816, 873, 996, 1164, 1224, 1328, 1411, 1494, 1552, 1649, 1746, 1992, 2328, 2448, 2822, 2988, 3298, 3492, 3984, 4233, 4656, 4947, 5644, 5976, 6596, 6984, 8051, 8466, 9894, 11288, 11952, 12699, 13192, 13968, 14841, 16102, 16932, 19788, 22576, 24153, 25398, 26384, 29682, 32204, 33864, 39576, 48306, 50796, 59364, 64408, 67728, 72459, 79152, 96612, 101592, 118728, 128816, 136867, 144918, 193224, 203184, 237456, 273734, 289836, 386448, 410601, 547468, 579672, 821202, 1094936, 1159344, 1231803, 1642404, 2189872, 2463606, 3284808, 4927212, 6569616, 9854424, 19708848]

約数ペア:

[(1, 19708848), (2, 9854424), (3, 6569616), (4, 4927212), (6, 3284808), (8, 2463606), (9, 2189872), (12, 1642404), (16, 1231803), (17, 1159344), (18, 1094936), (24, 821202), (34, 579672), (36, 547468), (48, 410601), (51, 386448), (68, 289836), (72, 273734), (83, 237456), (97, 203184), (102, 193224), (136, 144918), (144, 136867), (153, 128816), (166, 118728), (194, 101592), (204, 96612), (249, 79152), (272, 72459), (291, 67728), (306, 64408), (332, 59364), (388, 50796), (408, 48306), (498, 39576), (582, 33864), (612, 32204), (664, 29682), (747, 26384), (776, 25398), (816, 24153), (873, 22576), (996, 19788), (1164, 16932), (1224, 16102), (1328, 14841), (1411, 13968), (1494, 13192), (1552, 12699), (1649, 11952), (1746, 11288), (1992, 9894), (2328, 8466), (2448, 8051), (2822, 6984), (2988, 6596), (3298, 5976), (3492, 5644), (3984, 4947), (4233, 4656)]