1899696988

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{907}}^1$

素因数の和:1095

約数の個数: 96

約数和(自身を含む): 4165468160

約数和(自身を除く): 2265771172

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 127, 133, 217, 254, 266, 434, 508, 532, 589, 868, 889, 907, 1178, 1778, 1814, 2356, 2413, 3556, 3628, 3937, 4123, 4826, 6349, 7874, 8246, 9652, 12698, 15748, 16492, 16891, 17233, 25396, 27559, 28117, 33782, 34466, 55118, 56234, 67564, 68932, 74803, 110236, 112468, 115189, 120631, 149606, 196819, 230378, 241262, 299212, 393638, 460756, 482524, 523621, 534223, 787276, 806323, 1047242, 1068446, 1612646, 2094484, 2136892, 2188591, 3225292, 3570859, 3739561, 4377182, 7141718, 7479122, 8754364, 14283436, 14958244, 15320137, 24996013, 30640274, 49992026, 61280548, 67846321, 99984052, 135692642, 271385284, 474924247, 949848494, 1899696988]

約数ペア:

[(1, 1899696988), (2, 949848494), (4, 474924247), (7, 271385284), (14, 135692642), (19, 99984052), (28, 67846321), (31, 61280548), (38, 49992026), (62, 30640274), (76, 24996013), (124, 15320137), (127, 14958244), (133, 14283436), (217, 8754364), (254, 7479122), (266, 7141718), (434, 4377182), (508, 3739561), (532, 3570859), (589, 3225292), (868, 2188591), (889, 2136892), (907, 2094484), (1178, 1612646), (1778, 1068446), (1814, 1047242), (2356, 806323), (2413, 787276), (3556, 534223), (3628, 523621), (3937, 482524), (4123, 460756), (4826, 393638), (6349, 299212), (7874, 241262), (8246, 230378), (9652, 196819), (12698, 149606), (15748, 120631), (16492, 115189), (16891, 112468), (17233, 110236), (25396, 74803), (27559, 68932), (28117, 67564), (33782, 56234), (34466, 55118)]