19805226

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{471553}}^1$

素因数の和:471565

約数の個数: 16

約数和(自身を含む): 45269184

約数和(自身を除く): 25463958

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 471553, 943106, 1414659, 2829318, 3300871, 6601742, 9902613, 19805226]

約数ペア:

[(1, 19805226), (2, 9902613), (3, 6601742), (6, 3300871), (7, 2829318), (14, 1414659), (21, 943106), (42, 471553)]