2019505915

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 3170718720

約数和(自身を除く): 1151212805

約数列:

[1, 5, 7, 19, 23, 29, 35, 95, 115, 133, 145, 157, 161, 203, 437, 551, 665, 667, 785, 805, 841, 1015, 1099, 2185, 2755, 2983, 3059, 3335, 3611, 3857, 4205, 4553, 4669, 5495, 5887, 12673, 14915, 15295, 15979, 18055, 19285, 19343, 20881, 22765, 23345, 25277, 29435, 31871, 63365, 68609, 79895, 86507, 88711, 96715, 104405, 104719, 111853, 126385, 132037, 135401, 159355, 343045, 367517, 432535, 443555, 480263, 523595, 559265, 605549, 660185, 677005, 733033, 924259, 1837585, 1989661, 2401315, 2508703, 2572619, 3027745, 3036851, 3665165, 4621295, 9948305, 12543515, 12863095, 13927627, 15184255, 17560921, 21257957, 57700169, 69638135, 87804605, 106289785, 288500845, 403901183, 2019505915]

約数ペア:

[(1, 2019505915), (5, 403901183), (7, 288500845), (19, 106289785), (23, 87804605), (29, 69638135), (35, 57700169), (95, 21257957), (115, 17560921), (133, 15184255), (145, 13927627), (157, 12863095), (161, 12543515), (203, 9948305), (437, 4621295), (551, 3665165), (665, 3036851), (667, 3027745), (785, 2572619), (805, 2508703), (841, 2401315), (1015, 1989661), (1099, 1837585), (2185, 924259), (2755, 733033), (2983, 677005), (3059, 660185), (3335, 605549), (3611, 559265), (3857, 523595), (4205, 480263), (4553, 443555), (4669, 432535), (5495, 367517), (5887, 343045), (12673, 159355), (14915, 135401), (15295, 132037), (15979, 126385), (18055, 111853), (19285, 104719), (19343, 104405), (20881, 96715), (22765, 88711), (23345, 86507), (25277, 79895), (29435, 68609), (31871, 63365)]