20808515541

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1597}}^1\times {\mathrm{17167}}^1$

素因数の和:18801

約数の個数: 32

約数和(自身を含む): 31604502528

約数和(自身を除く): 10795986987

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 1597, 4791, 17167, 17567, 36731, 51501, 52701, 110193, 188837, 394841, 404041, 566511, 1184523, 1212123, 4343251, 13029753, 27415699, 82247097, 301572689, 630561077, 904718067, 1891683231, 6936171847, 20808515541]

約数ペア:

[(1, 20808515541), (3, 6936171847), (11, 1891683231), (23, 904718067), (33, 630561077), (69, 301572689), (253, 82247097), (759, 27415699), (1597, 13029753), (4791, 4343251), (17167, 1212123), (17567, 1184523), (36731, 566511), (51501, 404041), (52701, 394841), (110193, 188837)]