19506176

素因数分解:

$2^{10}\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:506

約数の個数: 44

約数和(自身を含む): 39990192

約数和(自身を除く): 20484016

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 443, 512, 688, 886, 1024, 1376, 1772, 2752, 3544, 5504, 7088, 11008, 14176, 19049, 22016, 28352, 38098, 44032, 56704, 76196, 113408, 152392, 226816, 304784, 453632, 609568, 1219136, 2438272, 4876544, 9753088, 19506176]

約数ペア:

[(1, 19506176), (2, 9753088), (4, 4876544), (8, 2438272), (16, 1219136), (32, 609568), (43, 453632), (64, 304784), (86, 226816), (128, 152392), (172, 113408), (256, 76196), (344, 56704), (443, 44032), (512, 38098), (688, 28352), (886, 22016), (1024, 19049), (1376, 14176), (1772, 11008), (2752, 7088), (3544, 5504)]