20143728009

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{5741}}^1$

素因数の和:5871

約数の個数: 72

約数和(自身を含む): 32999503680

約数和(自身を除く): 12855775671

約数列:

[1, 3, 9, 17, 19, 51, 57, 71, 153, 171, 213, 289, 323, 639, 867, 969, 1207, 1349, 2601, 2907, 3621, 4047, 5491, 5741, 10863, 12141, 16473, 17223, 20519, 22933, 49419, 51669, 61557, 68799, 97597, 109079, 184671, 206397, 292791, 327237, 389861, 407611, 878373, 981711, 1169583, 1222833, 1659149, 1854343, 3508749, 3668499, 4977447, 5563029, 6929387, 7744609, 14932341, 16689087, 20788161, 23233827, 31523831, 62364483, 69701481, 94571493, 117799579, 131658353, 283714479, 353398737, 394975059, 1060196211, 1184925177, 2238192001, 6714576003, 20143728009]

約数ペア:

[(1, 20143728009), (3, 6714576003), (9, 2238192001), (17, 1184925177), (19, 1060196211), (51, 394975059), (57, 353398737), (71, 283714479), (153, 131658353), (171, 117799579), (213, 94571493), (289, 69701481), (323, 62364483), (639, 31523831), (867, 23233827), (969, 20788161), (1207, 16689087), (1349, 14932341), (2601, 7744609), (2907, 6929387), (3621, 5563029), (4047, 4977447), (5491, 3668499), (5741, 3508749), (10863, 1854343), (12141, 1659149), (16473, 1222833), (17223, 1169583), (20519, 981711), (22933, 878373), (49419, 407611), (51669, 389861), (61557, 327237), (68799, 292791), (97597, 206397), (109079, 184671)]