16630938

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{21487}}^1$

素因数の和:21538

約数の個数: 24

約数和(自身を含む): 36873408

約数和(自身を除く): 20242470

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 21487, 42974, 64461, 128922, 193383, 386766, 923941, 1847882, 2771823, 5543646, 8315469, 16630938]

約数ペア:

[(1, 16630938), (2, 8315469), (3, 5543646), (6, 2771823), (9, 1847882), (18, 923941), (43, 386766), (86, 193383), (129, 128922), (258, 64461), (387, 42974), (774, 21487)]