18213316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4651}}^1$

素因数の和:4755

約数の個数: 24

約数和(自身を含む): 35169120

約数和(自身を除く): 16955804

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 4651, 9302, 18604, 51161, 102322, 204644, 413939, 827878, 1655756, 4553329, 9106658, 18213316]

約数ペア:

[(1, 18213316), (2, 9106658), (4, 4553329), (11, 1655756), (22, 827878), (44, 413939), (89, 204644), (178, 102322), (356, 51161), (979, 18604), (1958, 9302), (3916, 4651)]