2019957205

素因数分解:

$5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{8363}}^1$

素因数の和:8545

約数の個数: 32

約数和(自身を含む): 2839209984

約数和(自身を除く): 819252779

約数列:

[1, 5, 7, 35, 67, 103, 335, 469, 515, 721, 2345, 3605, 6901, 8363, 34505, 41815, 48307, 58541, 241535, 292705, 560321, 861389, 2801605, 3922247, 4306945, 6029723, 19611235, 30148615, 57713063, 288565315, 403991441, 2019957205]

約数ペア:

[(1, 2019957205), (5, 403991441), (7, 288565315), (35, 57713063), (67, 30148615), (103, 19611235), (335, 6029723), (469, 4306945), (515, 3922247), (721, 2801605), (2345, 861389), (3605, 560321), (6901, 292705), (8363, 241535), (34505, 58541), (41815, 48307)]