16639168

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2857}}^1$

素因数の和:2889

約数の個数: 56

約数和(自身を含む): 40652192

約数和(自身を除く): 24013024

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2857, 2912, 5714, 5824, 11428, 19999, 22856, 37141, 39998, 45712, 74282, 79996, 91424, 148564, 159992, 182848, 259987, 297128, 319984, 519974, 594256, 639968, 1039948, 1188512, 1279936, 2079896, 2377024, 4159792, 8319584, 16639168]

約数ペア:

[(1, 16639168), (2, 8319584), (4, 4159792), (7, 2377024), (8, 2079896), (13, 1279936), (14, 1188512), (16, 1039948), (26, 639968), (28, 594256), (32, 519974), (52, 319984), (56, 297128), (64, 259987), (91, 182848), (104, 159992), (112, 148564), (182, 91424), (208, 79996), (224, 74282), (364, 45712), (416, 39998), (448, 37141), (728, 22856), (832, 19999), (1456, 11428), (2857, 5824), (2912, 5714)]