180821974

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{57331}}^1$

素因数の和:57435

約数の個数: 16

約数和(自身を含む): 288953280

約数和(自身を除く): 108131306

約数列:

[1, 2, 19, 38, 83, 166, 1577, 3154, 57331, 114662, 1089289, 2178578, 4758473, 9516946, 90410987, 180821974]

約数ペア:

[(1, 180821974), (2, 90410987), (19, 9516946), (38, 4758473), (83, 2178578), (166, 1089289), (1577, 114662), (3154, 57331)]