20189537535

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{3803}}^1$

素因数の和:4128

約数の個数: 64

約数和(自身を含む): 34707087360

約数和(自身を除く): 14517549825

約数列:

[1, 3, 5, 15, 17, 51, 85, 109, 191, 255, 327, 545, 573, 955, 1635, 1853, 2865, 3247, 3803, 5559, 9265, 9741, 11409, 16235, 19015, 20819, 27795, 48705, 57045, 62457, 64651, 104095, 193953, 312285, 323255, 353923, 414527, 726373, 969765, 1061769, 1243581, 1769615, 2072635, 2179119, 3631865, 5308845, 6217905, 7046959, 10895595, 12348341, 21140877, 35234795, 37045023, 61741705, 79174657, 105704385, 185225115, 237523971, 395873285, 1187619855, 1345969169, 4037907507, 6729845845, 20189537535]

約数ペア:

[(1, 20189537535), (3, 6729845845), (5, 4037907507), (15, 1345969169), (17, 1187619855), (51, 395873285), (85, 237523971), (109, 185225115), (191, 105704385), (255, 79174657), (327, 61741705), (545, 37045023), (573, 35234795), (955, 21140877), (1635, 12348341), (1853, 10895595), (2865, 7046959), (3247, 6217905), (3803, 5308845), (5559, 3631865), (9265, 2179119), (9741, 2072635), (11409, 1769615), (16235, 1243581), (19015, 1061769), (20819, 969765), (27795, 726373), (48705, 414527), (57045, 353923), (62457, 323255), (64651, 312285), (104095, 193953)]