81005474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{193793}}^1$

素因数の和:193825

約数の個数: 16

約数和(自身を含む): 139531680

約数和(自身を除く): 58526206

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 193793, 387586, 2131723, 3682067, 4263446, 7364134, 40502737, 81005474]

約数ペア:

[(1, 81005474), (2, 40502737), (11, 7364134), (19, 4263446), (22, 3682067), (38, 2131723), (209, 387586), (418, 193793)]