20605374

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{10313}}^1$

素因数の和:10361

約数の個数: 32

約数和(自身を含む): 47031840

約数和(自身を除く): 26426466

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 10313, 20626, 30939, 61878, 92817, 185634, 278451, 381581, 556902, 763162, 1144743, 2289486, 3434229, 6868458, 10302687, 20605374]

約数ペア:

[(1, 20605374), (2, 10302687), (3, 6868458), (6, 3434229), (9, 2289486), (18, 1144743), (27, 763162), (37, 556902), (54, 381581), (74, 278451), (111, 185634), (222, 92817), (333, 61878), (666, 30939), (999, 20626), (1998, 10313)]