18422476

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1087}}^1$

素因数の和:1333

約数の個数: 24

約数和(自身を含む): 34119680

約数和(自身を除く): 15697204

約数列:

[1, 2, 4, 19, 38, 76, 223, 446, 892, 1087, 2174, 4237, 4348, 8474, 16948, 20653, 41306, 82612, 242401, 484802, 969604, 4605619, 9211238, 18422476]

約数ペア:

[(1, 18422476), (2, 9211238), (4, 4605619), (19, 969604), (38, 484802), (76, 242401), (223, 82612), (446, 41306), (892, 20653), (1087, 16948), (2174, 8474), (4237, 4348)]