20249997014013

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{593}}^1\times {\mathrm{5557}}^1\times {\mathrm{8293}}^1$

素因数の和:14478

約数の個数: 64

約数和(自身を含む): 30668112034560

約数和(自身を除く): 10418115020547

約数列:

[1, 3, 13, 19, 39, 57, 247, 593, 741, 1779, 5557, 7709, 8293, 11267, 16671, 23127, 24879, 33801, 72241, 105583, 107809, 146471, 157567, 216723, 316749, 323427, 439413, 472701, 1372579, 2048371, 3295301, 4117737, 4917749, 6145113, 9885903, 14753247, 42838913, 46084201, 62610719, 63930737, 93437231, 128516739, 138252603, 187832157, 191792211, 280311693, 599094613, 813939347, 875599819, 1214684003, 1797283839, 2441818041, 2626799457, 3644052009, 11382797647, 27327931193, 34148392941, 81983793579, 355263105509, 519230692667, 1065789316527, 1557692078001, 6749999004671, 20249997014013]

約数ペア:

[(1, 20249997014013), (3, 6749999004671), (13, 1557692078001), (19, 1065789316527), (39, 519230692667), (57, 355263105509), (247, 81983793579), (593, 34148392941), (741, 27327931193), (1779, 11382797647), (5557, 3644052009), (7709, 2626799457), (8293, 2441818041), (11267, 1797283839), (16671, 1214684003), (23127, 875599819), (24879, 813939347), (33801, 599094613), (72241, 280311693), (105583, 191792211), (107809, 187832157), (146471, 138252603), (157567, 128516739), (216723, 93437231), (316749, 63930737), (323427, 62610719), (439413, 46084201), (472701, 42838913), (1372579, 14753247), (2048371, 9885903), (3295301, 6145113), (4117737, 4917749)]