20163547195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{430799}}^1$

素因数の和:430875

約数の個数: 32

約数和(自身を含む): 28288051200

約数和(自身を除く): 8124504005

約数列:

[1, 5, 11, 23, 37, 55, 115, 185, 253, 407, 851, 1265, 2035, 4255, 9361, 46805, 430799, 2153995, 4738789, 9908377, 15939563, 23693945, 49541885, 79697815, 108992147, 175335193, 366609949, 544960735, 876675965, 1833049745, 4032709439, 20163547195]

約数ペア:

[(1, 20163547195), (5, 4032709439), (11, 1833049745), (23, 876675965), (37, 544960735), (55, 366609949), (115, 175335193), (185, 108992147), (253, 79697815), (407, 49541885), (851, 23693945), (1265, 15939563), (2035, 9908377), (4255, 4738789), (9361, 2153995), (46805, 430799)]