20797450456

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{21977}}^1\times {\mathrm{4079}}^1$

素因数の和:26091

約数の個数: 32

約数和(自身を含む): 40351608000

約数和(自身を除く): 19554157544

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 4079, 8158, 16316, 21977, 32632, 43954, 87908, 118291, 175816, 236582, 473164, 637333, 946328, 1274666, 2549332, 5098664, 89644183, 179288366, 358576732, 717153464, 2599681307, 5199362614, 10398725228, 20797450456]

約数ペア:

[(1, 20797450456), (2, 10398725228), (4, 5199362614), (8, 2599681307), (29, 717153464), (58, 358576732), (116, 179288366), (232, 89644183), (4079, 5098664), (8158, 2549332), (16316, 1274666), (21977, 946328), (32632, 637333), (43954, 473164), (87908, 236582), (118291, 175816)]