19267984

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{20411}}^1$

素因数の和:20478

約数の個数: 20

約数和(自身を含む): 37966320

約数和(自身を除く): 18698336

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 20411, 40822, 81644, 163288, 326576, 1204249, 2408498, 4816996, 9633992, 19267984]

約数ペア:

[(1, 19267984), (2, 9633992), (4, 4816996), (8, 2408498), (16, 1204249), (59, 326576), (118, 163288), (236, 81644), (472, 40822), (944, 20411)]