20090165888

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37379}}^1$

素因数の和:37442

約数の個数: 128

約数和(自身を含む): 48040776000

約数和(自身を除く): 27950610112

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 32, 34, 38, 52, 64, 68, 76, 104, 128, 136, 152, 208, 221, 247, 272, 304, 323, 416, 442, 494, 544, 608, 646, 832, 884, 988, 1088, 1216, 1292, 1664, 1768, 1976, 2176, 2432, 2584, 3536, 3952, 4199, 5168, 7072, 7904, 8398, 10336, 14144, 15808, 16796, 20672, 28288, 31616, 33592, 37379, 41344, 67184, 74758, 134368, 149516, 268736, 299032, 485927, 537472, 598064, 635443, 710201, 971854, 1196128, 1270886, 1420402, 1943708, 2392256, 2541772, 2840804, 3887416, 4784512, 5083544, 5681608, 7774832, 8260759, 9232613, 10167088, 11363216, 12073417, 15549664, 16521518, 18465226, 20334176, 22726432, 24146834, 31099328, 33043036, 36930452, 40668352, 45452864, 48293668, 62198656, 66086072, 73860904, 81336704, 90905728, 96587336, 132172144, 147721808, 156954421, 193174672, 264344288, 295443616, 313908842, 386349344, 528688576, 590887232, 627817684, 772698688, 1057377152, 1181774464, 1255635368, 1545397376, 2511270736, 5022541472, 10045082944, 20090165888]

約数ペア:

[(1, 20090165888), (2, 10045082944), (4, 5022541472), (8, 2511270736), (13, 1545397376), (16, 1255635368), (17, 1181774464), (19, 1057377152), (26, 772698688), (32, 627817684), (34, 590887232), (38, 528688576), (52, 386349344), (64, 313908842), (68, 295443616), (76, 264344288), (104, 193174672), (128, 156954421), (136, 147721808), (152, 132172144), (208, 96587336), (221, 90905728), (247, 81336704), (272, 73860904), (304, 66086072), (323, 62198656), (416, 48293668), (442, 45452864), (494, 40668352), (544, 36930452), (608, 33043036), (646, 31099328), (832, 24146834), (884, 22726432), (988, 20334176), (1088, 18465226), (1216, 16521518), (1292, 15549664), (1664, 12073417), (1768, 11363216), (1976, 10167088), (2176, 9232613), (2432, 8260759), (2584, 7774832), (3536, 5681608), (3952, 5083544), (4199, 4784512), (5168, 3887416), (7072, 2840804), (7904, 2541772), (8398, 2392256), (10336, 1943708), (14144, 1420402), (15808, 1270886), (16796, 1196128), (20672, 971854), (28288, 710201), (31616, 635443), (33592, 598064), (37379, 537472), (41344, 485927), (67184, 299032), (74758, 268736), (134368, 149516)]