19094488

素因数分解:

$2^3\times 7^1\times {\mathrm{349}}^1\times {\mathrm{977}}^1$

素因数の和:1339

約数の個数: 32

約数和(自身を含む): 41076000

約数和(自身を除く): 21981512

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 349, 698, 977, 1396, 1954, 2443, 2792, 3908, 4886, 6839, 7816, 9772, 13678, 19544, 27356, 54712, 340973, 681946, 1363892, 2386811, 2727784, 4773622, 9547244, 19094488]

約数ペア:

[(1, 19094488), (2, 9547244), (4, 4773622), (7, 2727784), (8, 2386811), (14, 1363892), (28, 681946), (56, 340973), (349, 54712), (698, 27356), (977, 19544), (1396, 13678), (1954, 9772), (2443, 7816), (2792, 6839), (3908, 4886)]