66888592

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{21221}}^1$

素因数の和:21426

約数の個数: 20

約数和(自身を含む): 130260636

約数和(自身を除く): 63372044

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 21221, 42442, 84884, 169768, 339536, 4180537, 8361074, 16722148, 33444296, 66888592]

約数ペア:

[(1, 66888592), (2, 33444296), (4, 16722148), (8, 8361074), (16, 4180537), (197, 339536), (394, 169768), (788, 84884), (1576, 42442), (3152, 21221)]