2012121618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{5309}}^1$

素因数の和:5483

約数の個数: 64

約数和(自身を含む): 4474673280

約数和(自身を除く): 2462551662

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 113, 129, 226, 258, 339, 559, 678, 1118, 1469, 1677, 2938, 3354, 4407, 4859, 5309, 8814, 9718, 10618, 14577, 15927, 29154, 31854, 63167, 69017, 126334, 138034, 189501, 207051, 228287, 379002, 414102, 456574, 599917, 684861, 1199834, 1369722, 1799751, 2967731, 3599502, 5935462, 7798921, 8903193, 15597842, 17806386, 23396763, 25796431, 46793526, 51592862, 77389293, 154778586, 335353603, 670707206, 1006060809, 2012121618]

約数ペア:

[(1, 2012121618), (2, 1006060809), (3, 670707206), (6, 335353603), (13, 154778586), (26, 77389293), (39, 51592862), (43, 46793526), (78, 25796431), (86, 23396763), (113, 17806386), (129, 15597842), (226, 8903193), (258, 7798921), (339, 5935462), (559, 3599502), (678, 2967731), (1118, 1799751), (1469, 1369722), (1677, 1199834), (2938, 684861), (3354, 599917), (4407, 456574), (4859, 414102), (5309, 379002), (8814, 228287), (9718, 207051), (10618, 189501), (14577, 138034), (15927, 126334), (29154, 69017), (31854, 63167)]