388620364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{18439}}^1$

素因数の和:18933

約数の個数: 24

約数和(自身を含む): 743500800

約数和(自身を除く): 354880436

約数列:

[1, 2, 4, 11, 22, 44, 479, 958, 1916, 5269, 10538, 18439, 21076, 36878, 73756, 202829, 405658, 811316, 8832281, 17664562, 35329124, 97155091, 194310182, 388620364]

約数ペア:

[(1, 388620364), (2, 194310182), (4, 97155091), (11, 35329124), (22, 17664562), (44, 8832281), (479, 811316), (958, 405658), (1916, 202829), (5269, 73756), (10538, 36878), (18439, 21076)]