20534072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{569}}^1$

素因数の和:935

約数の個数: 32

約数和(自身を含む): 41655600

約数和(自身を除く): 21121528

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 347, 569, 694, 1138, 1388, 2276, 2776, 4511, 4552, 7397, 9022, 14794, 18044, 29588, 36088, 59176, 197443, 394886, 789772, 1579544, 2566759, 5133518, 10267036, 20534072]

約数ペア:

[(1, 20534072), (2, 10267036), (4, 5133518), (8, 2566759), (13, 1579544), (26, 789772), (52, 394886), (104, 197443), (347, 59176), (569, 36088), (694, 29588), (1138, 18044), (1388, 14794), (2276, 9022), (2776, 7397), (4511, 4552)]