20199224985

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1\times {\mathrm{79451}}^1$

素因数の和:80473

約数の個数: 32

約数和(自身を含む): 34254617472

約数和(自身を除く): 14055392487

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 997, 2991, 4985, 14955, 16949, 50847, 79451, 84745, 238353, 254235, 397255, 1191765, 1350667, 4052001, 6753335, 20260005, 79212647, 237637941, 396063235, 1188189705, 1346614999, 4039844997, 6733074995, 20199224985]

約数ペア:

[(1, 20199224985), (3, 6733074995), (5, 4039844997), (15, 1346614999), (17, 1188189705), (51, 396063235), (85, 237637941), (255, 79212647), (997, 20260005), (2991, 6753335), (4985, 4052001), (14955, 1350667), (16949, 1191765), (50847, 397255), (79451, 254235), (84745, 238353)]