20798933757

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1\times {\mathrm{26339}}^1$

素因数の和:27593

約数の個数: 32

約数和(自身を含む): 32744202240

約数和(自身を除く): 11945268483

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 1213, 3639, 8491, 25473, 26339, 37603, 79017, 112809, 184373, 263221, 553119, 789663, 816509, 2449527, 5715563, 17146689, 31949207, 95847621, 223644449, 670933347, 990425417, 2971276251, 6932977919, 20798933757]

約数ペア:

[(1, 20798933757), (3, 6932977919), (7, 2971276251), (21, 990425417), (31, 670933347), (93, 223644449), (217, 95847621), (651, 31949207), (1213, 17146689), (3639, 5715563), (8491, 2449527), (25473, 816509), (26339, 789663), (37603, 553119), (79017, 263221), (112809, 184373)]