20842938

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{39929}}^1$

素因数の和:39966

約数の個数: 24

約数和(自身を含む): 46718100

約数和(自身を除く): 25875162

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 39929, 79858, 119787, 239574, 359361, 718722, 1157941, 2315882, 3473823, 6947646, 10421469, 20842938]

約数ペア:

[(1, 20842938), (2, 10421469), (3, 6947646), (6, 3473823), (9, 2315882), (18, 1157941), (29, 718722), (58, 359361), (87, 239574), (174, 119787), (261, 79858), (522, 39929)]