220121726

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7417}}^1$

素因数の和:7520

約数の個数: 32

約数和(自身を含む): 384549120

約数和(自身を除く): 164427394

約数列:

[1, 2, 11, 19, 22, 38, 71, 142, 209, 418, 781, 1349, 1562, 2698, 7417, 14834, 14839, 29678, 81587, 140923, 163174, 281846, 526607, 1053214, 1550153, 3100306, 5792677, 10005533, 11585354, 20011066, 110060863, 220121726]

約数ペア:

[(1, 220121726), (2, 110060863), (11, 20011066), (19, 11585354), (22, 10005533), (38, 5792677), (71, 3100306), (142, 1550153), (209, 1053214), (418, 526607), (781, 281846), (1349, 163174), (1562, 140923), (2698, 81587), (7417, 29678), (14834, 14839)]