19847296

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1303}}^1$

素因数の和:1341

約数の個数: 64

約数和(自身を含む): 47882880

約数和(自身を除く): 28035584

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 272, 448, 476, 544, 896, 952, 1088, 1303, 1904, 2176, 2606, 3808, 5212, 7616, 9121, 10424, 15232, 18242, 20848, 22151, 36484, 41696, 44302, 72968, 83392, 88604, 145936, 155057, 166784, 177208, 291872, 310114, 354416, 583744, 620228, 708832, 1167488, 1240456, 1417664, 2480912, 2835328, 4961824, 9923648, 19847296]

約数ペア:

[(1, 19847296), (2, 9923648), (4, 4961824), (7, 2835328), (8, 2480912), (14, 1417664), (16, 1240456), (17, 1167488), (28, 708832), (32, 620228), (34, 583744), (56, 354416), (64, 310114), (68, 291872), (112, 177208), (119, 166784), (128, 155057), (136, 145936), (224, 88604), (238, 83392), (272, 72968), (448, 44302), (476, 41696), (544, 36484), (896, 22151), (952, 20848), (1088, 18242), (1303, 15232), (1904, 10424), (2176, 9121), (2606, 7616), (3808, 5212)]