20401279128

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{208807}}^1$

素因数の和:208901

約数の個数: 96

約数和(自身を含む): 58633286400

約数和(自身を除く): 38232007272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 59, 69, 72, 92, 118, 138, 177, 184, 207, 236, 276, 354, 414, 472, 531, 552, 708, 828, 1062, 1357, 1416, 1656, 2124, 2714, 4071, 4248, 5428, 8142, 10856, 12213, 16284, 24426, 32568, 48852, 97704, 208807, 417614, 626421, 835228, 1252842, 1670456, 1879263, 2505684, 3758526, 4802561, 5011368, 7517052, 9605122, 12319613, 14407683, 15034104, 19210244, 24639226, 28815366, 36958839, 38420488, 43223049, 49278452, 57630732, 73917678, 86446098, 98556904, 110876517, 115261464, 147835356, 172892196, 221753034, 283351099, 295670712, 345784392, 443506068, 566702198, 850053297, 887012136, 1133404396, 1700106594, 2266808792, 2550159891, 3400213188, 5100319782, 6800426376, 10200639564, 20401279128]

約数ペア:

[(1, 20401279128), (2, 10200639564), (3, 6800426376), (4, 5100319782), (6, 3400213188), (8, 2550159891), (9, 2266808792), (12, 1700106594), (18, 1133404396), (23, 887012136), (24, 850053297), (36, 566702198), (46, 443506068), (59, 345784392), (69, 295670712), (72, 283351099), (92, 221753034), (118, 172892196), (138, 147835356), (177, 115261464), (184, 110876517), (207, 98556904), (236, 86446098), (276, 73917678), (354, 57630732), (414, 49278452), (472, 43223049), (531, 38420488), (552, 36958839), (708, 28815366), (828, 24639226), (1062, 19210244), (1357, 15034104), (1416, 14407683), (1656, 12319613), (2124, 9605122), (2714, 7517052), (4071, 5011368), (4248, 4802561), (5428, 3758526), (8142, 2505684), (10856, 1879263), (12213, 1670456), (16284, 1252842), (24426, 835228), (32568, 626421), (48852, 417614), (97704, 208807)]