20907222

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{10159}}^1$

素因数の和:10185

約数の個数: 32

約数和(自身を含む): 48768000

約数和(自身を除く): 27860778

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 10159, 20318, 30477, 60954, 71113, 142226, 213339, 426678, 497791, 995582, 1493373, 2986746, 3484537, 6969074, 10453611, 20907222]

約数ペア:

[(1, 20907222), (2, 10453611), (3, 6969074), (6, 3484537), (7, 2986746), (14, 1493373), (21, 995582), (42, 497791), (49, 426678), (98, 213339), (147, 142226), (294, 71113), (343, 60954), (686, 30477), (1029, 20318), (2058, 10159)]