9971832784

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{683}}^1\times {\mathrm{21221}}^1$

素因数の和:21955

約数の個数: 40

約数和(自身を含む): 19799616672

約数和(自身を除く): 9827783888

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 683, 688, 1366, 2732, 5464, 10928, 21221, 29369, 42442, 58738, 84884, 117476, 169768, 234952, 339536, 469904, 912503, 1825006, 3650012, 7300024, 14493943, 14600048, 28987886, 57975772, 115951544, 231903088, 623239549, 1246479098, 2492958196, 4985916392, 9971832784]

約数ペア:

[(1, 9971832784), (2, 4985916392), (4, 2492958196), (8, 1246479098), (16, 623239549), (43, 231903088), (86, 115951544), (172, 57975772), (344, 28987886), (683, 14600048), (688, 14493943), (1366, 7300024), (2732, 3650012), (5464, 1825006), (10928, 912503), (21221, 469904), (29369, 339536), (42442, 234952), (58738, 169768), (84884, 117476)]