19359872

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:110

約数の個数: 128

約数和(自身を含む): 49351680

約数和(自身を除く): 29991808

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 41, 56, 62, 64, 68, 82, 112, 119, 124, 128, 136, 164, 217, 224, 238, 248, 272, 287, 328, 434, 448, 476, 496, 527, 544, 574, 656, 697, 868, 896, 952, 992, 1054, 1088, 1148, 1271, 1312, 1394, 1736, 1904, 1984, 2108, 2176, 2296, 2542, 2624, 2788, 3472, 3689, 3808, 3968, 4216, 4592, 4879, 5084, 5248, 5576, 6944, 7378, 7616, 8432, 8897, 9184, 9758, 10168, 11152, 13888, 14756, 15232, 16864, 17794, 18368, 19516, 20336, 21607, 22304, 27776, 29512, 33728, 35588, 36736, 39032, 40672, 43214, 44608, 59024, 67456, 71176, 78064, 81344, 86428, 89216, 118048, 142352, 151249, 156128, 162688, 172856, 236096, 284704, 302498, 312256, 345712, 472192, 569408, 604996, 624512, 691424, 1138816, 1209992, 1382848, 2419984, 2765696, 4839968, 9679936, 19359872]

約数ペア:

[(1, 19359872), (2, 9679936), (4, 4839968), (7, 2765696), (8, 2419984), (14, 1382848), (16, 1209992), (17, 1138816), (28, 691424), (31, 624512), (32, 604996), (34, 569408), (41, 472192), (56, 345712), (62, 312256), (64, 302498), (68, 284704), (82, 236096), (112, 172856), (119, 162688), (124, 156128), (128, 151249), (136, 142352), (164, 118048), (217, 89216), (224, 86428), (238, 81344), (248, 78064), (272, 71176), (287, 67456), (328, 59024), (434, 44608), (448, 43214), (476, 40672), (496, 39032), (527, 36736), (544, 35588), (574, 33728), (656, 29512), (697, 27776), (868, 22304), (896, 21607), (952, 20336), (992, 19516), (1054, 18368), (1088, 17794), (1148, 16864), (1271, 15232), (1312, 14756), (1394, 13888), (1736, 11152), (1904, 10168), (1984, 9758), (2108, 9184), (2176, 8897), (2296, 8432), (2542, 7616), (2624, 7378), (2788, 6944), (3472, 5576), (3689, 5248), (3808, 5084), (3968, 4879), (4216, 4592)]