2019919055

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{719}}^1\times {\mathrm{7297}}^1$

素因数の和:8039

約数の個数: 32

約数和(自身を含む): 3026626560

約数和(自身を除く): 1006707505

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 719, 3595, 5033, 7297, 7909, 25165, 36485, 39545, 51079, 55363, 80267, 255395, 276815, 401335, 561869, 2809345, 5246543, 26232715, 36725801, 57711973, 183629005, 288559865, 403983811, 2019919055]

約数ペア:

[(1, 2019919055), (5, 403983811), (7, 288559865), (11, 183629005), (35, 57711973), (55, 36725801), (77, 26232715), (385, 5246543), (719, 2809345), (3595, 561869), (5033, 401335), (7297, 276815), (7909, 255395), (25165, 80267), (36485, 55363), (39545, 51079)]