208458424

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{7577}}^1$

素因数の和:7783

約数の個数: 32

約数和(自身を含む): 413758800

約数和(自身を除く): 205300376

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 181, 362, 724, 1448, 3439, 6878, 7577, 13756, 15154, 27512, 30308, 60616, 143963, 287926, 575852, 1151704, 1371437, 2742874, 5485748, 10971496, 26057303, 52114606, 104229212, 208458424]

約数ペア:

[(1, 208458424), (2, 104229212), (4, 52114606), (8, 26057303), (19, 10971496), (38, 5485748), (76, 2742874), (152, 1371437), (181, 1151704), (362, 575852), (724, 287926), (1448, 143963), (3439, 60616), (6878, 30308), (7577, 27512), (13756, 15154)]