18394180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:173

約数の個数: 96

約数和(自身を含む): 46884096

約数和(自身を除く): 28489916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 53, 67, 70, 74, 106, 134, 140, 148, 185, 212, 259, 265, 268, 335, 370, 371, 469, 518, 530, 670, 740, 742, 938, 1036, 1060, 1295, 1340, 1484, 1855, 1876, 1961, 2345, 2479, 2590, 3551, 3710, 3922, 4690, 4958, 5180, 7102, 7420, 7844, 9380, 9805, 9916, 12395, 13727, 14204, 17353, 17755, 19610, 24790, 24857, 27454, 34706, 35510, 39220, 49580, 49714, 54908, 68635, 69412, 71020, 86765, 99428, 124285, 131387, 137270, 173530, 248570, 262774, 274540, 347060, 497140, 525548, 656935, 919709, 1313870, 1839418, 2627740, 3678836, 4598545, 9197090, 18394180]

約数ペア:

[(1, 18394180), (2, 9197090), (4, 4598545), (5, 3678836), (7, 2627740), (10, 1839418), (14, 1313870), (20, 919709), (28, 656935), (35, 525548), (37, 497140), (53, 347060), (67, 274540), (70, 262774), (74, 248570), (106, 173530), (134, 137270), (140, 131387), (148, 124285), (185, 99428), (212, 86765), (259, 71020), (265, 69412), (268, 68635), (335, 54908), (370, 49714), (371, 49580), (469, 39220), (518, 35510), (530, 34706), (670, 27454), (740, 24857), (742, 24790), (938, 19610), (1036, 17755), (1060, 17353), (1295, 14204), (1340, 13727), (1484, 12395), (1855, 9916), (1876, 9805), (1961, 9380), (2345, 7844), (2479, 7420), (2590, 7102), (3551, 5180), (3710, 4958), (3922, 4690)]