19404738

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{18913}}^1$

素因数の和:18943

約数の個数: 32

約数和(自身を含む): 45393600

約数和(自身を除く): 25988862

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 18913, 37826, 56739, 113478, 170217, 340434, 359347, 510651, 718694, 1021302, 1078041, 2156082, 3234123, 6468246, 9702369, 19404738]

約数ペア:

[(1, 19404738), (2, 9702369), (3, 6468246), (6, 3234123), (9, 2156082), (18, 1078041), (19, 1021302), (27, 718694), (38, 510651), (54, 359347), (57, 340434), (114, 170217), (171, 113478), (342, 56739), (513, 37826), (1026, 18913)]