20028879072

素因数分解:

$2^5\times 3^4\times {\mathrm{37}}^1\times {\mathrm{208843}}^1$

素因数の和:208902

約数の個数: 120

約数和(自身を含む): 60496676856

約数和(自身を除く): 40467797784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 72, 74, 81, 96, 108, 111, 144, 148, 162, 216, 222, 288, 296, 324, 333, 432, 444, 592, 648, 666, 864, 888, 999, 1184, 1296, 1332, 1776, 1998, 2592, 2664, 2997, 3552, 3996, 5328, 5994, 7992, 10656, 11988, 15984, 23976, 31968, 47952, 95904, 208843, 417686, 626529, 835372, 1253058, 1670744, 1879587, 2506116, 3341488, 3759174, 5012232, 5638761, 6682976, 7518348, 7727191, 10024464, 11277522, 15036696, 15454382, 16916283, 20048928, 22555044, 23181573, 30073392, 30908764, 33832566, 45110088, 46363146, 60146784, 61817528, 67665132, 69544719, 90220176, 92726292, 123635056, 135330264, 139089438, 180440352, 185452584, 208634157, 247270112, 270660528, 278178876, 370905168, 417268314, 541321056, 556357752, 625902471, 741810336, 834536628, 1112715504, 1251804942, 1669073256, 2225431008, 2503609884, 3338146512, 5007219768, 6676293024, 10014439536, 20028879072]

約数ペア:

[(1, 20028879072), (2, 10014439536), (3, 6676293024), (4, 5007219768), (6, 3338146512), (8, 2503609884), (9, 2225431008), (12, 1669073256), (16, 1251804942), (18, 1112715504), (24, 834536628), (27, 741810336), (32, 625902471), (36, 556357752), (37, 541321056), (48, 417268314), (54, 370905168), (72, 278178876), (74, 270660528), (81, 247270112), (96, 208634157), (108, 185452584), (111, 180440352), (144, 139089438), (148, 135330264), (162, 123635056), (216, 92726292), (222, 90220176), (288, 69544719), (296, 67665132), (324, 61817528), (333, 60146784), (432, 46363146), (444, 45110088), (592, 33832566), (648, 30908764), (666, 30073392), (864, 23181573), (888, 22555044), (999, 20048928), (1184, 16916283), (1296, 15454382), (1332, 15036696), (1776, 11277522), (1998, 10024464), (2592, 7727191), (2664, 7518348), (2997, 6682976), (3552, 5638761), (3996, 5012232), (5328, 3759174), (5994, 3341488), (7992, 2506116), (10656, 1879587), (11988, 1670744), (15984, 1253058), (23976, 835372), (31968, 626529), (47952, 417686), (95904, 208843)]