20166656

素因数分解:

$2^{11}\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 41441400

約数和(自身を除く): 21274744

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 229, 256, 344, 458, 512, 688, 916, 1024, 1376, 1832, 2048, 2752, 3664, 5504, 7328, 9847, 11008, 14656, 19694, 22016, 29312, 39388, 44032, 58624, 78776, 88064, 117248, 157552, 234496, 315104, 468992, 630208, 1260416, 2520832, 5041664, 10083328, 20166656]

約数ペア:

[(1, 20166656), (2, 10083328), (4, 5041664), (8, 2520832), (16, 1260416), (32, 630208), (43, 468992), (64, 315104), (86, 234496), (128, 157552), (172, 117248), (229, 88064), (256, 78776), (344, 58624), (458, 44032), (512, 39388), (688, 29312), (916, 22016), (1024, 19694), (1376, 14656), (1832, 11008), (2048, 9847), (2752, 7328), (3664, 5504)]