19501664

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 48799296

約数和(自身を除く): 29297632

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 37, 52, 56, 74, 91, 104, 112, 148, 181, 182, 208, 224, 259, 296, 362, 364, 416, 481, 518, 592, 724, 728, 962, 1036, 1184, 1267, 1448, 1456, 1924, 2072, 2353, 2534, 2896, 2912, 3367, 3848, 4144, 4706, 5068, 5792, 6697, 6734, 7696, 8288, 9412, 10136, 13394, 13468, 15392, 16471, 18824, 20272, 26788, 26936, 32942, 37648, 40544, 46879, 53576, 53872, 65884, 75296, 87061, 93758, 107152, 107744, 131768, 174122, 187516, 214304, 263536, 348244, 375032, 527072, 609427, 696488, 750064, 1218854, 1392976, 1500128, 2437708, 2785952, 4875416, 9750832, 19501664]

約数ペア:

[(1, 19501664), (2, 9750832), (4, 4875416), (7, 2785952), (8, 2437708), (13, 1500128), (14, 1392976), (16, 1218854), (26, 750064), (28, 696488), (32, 609427), (37, 527072), (52, 375032), (56, 348244), (74, 263536), (91, 214304), (104, 187516), (112, 174122), (148, 131768), (181, 107744), (182, 107152), (208, 93758), (224, 87061), (259, 75296), (296, 65884), (362, 53872), (364, 53576), (416, 46879), (481, 40544), (518, 37648), (592, 32942), (724, 26936), (728, 26788), (962, 20272), (1036, 18824), (1184, 16471), (1267, 15392), (1448, 13468), (1456, 13394), (1924, 10136), (2072, 9412), (2353, 8288), (2534, 7696), (2896, 6734), (2912, 6697), (3367, 5792), (3848, 5068), (4144, 4706)]