20159462868

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{389}}^1\times {\mathrm{1087}}^1$

素因数の和:1649

約数の個数: 96

約数和(自身を含む): 49187174400

約数和(自身を除く): 29027711532

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 137, 174, 274, 348, 389, 411, 548, 778, 822, 1087, 1167, 1556, 1644, 2174, 2334, 3261, 3973, 4348, 4668, 6522, 7946, 11281, 11919, 13044, 15892, 22562, 23838, 31523, 33843, 45124, 47676, 53293, 63046, 67686, 94569, 106586, 126092, 135372, 148919, 159879, 189138, 213172, 297838, 319758, 378276, 422843, 446757, 595676, 639516, 845686, 893514, 1268529, 1545497, 1691372, 1787028, 2537058, 3090994, 4318651, 4636491, 5074116, 6181988, 8637302, 9272982, 12262447, 12955953, 17274604, 18545964, 24524894, 25911906, 36787341, 49049788, 51823812, 57929491, 73574682, 115858982, 147149364, 173788473, 231717964, 347576946, 695153892, 1679955239, 3359910478, 5039865717, 6719820956, 10079731434, 20159462868]

約数ペア:

[(1, 20159462868), (2, 10079731434), (3, 6719820956), (4, 5039865717), (6, 3359910478), (12, 1679955239), (29, 695153892), (58, 347576946), (87, 231717964), (116, 173788473), (137, 147149364), (174, 115858982), (274, 73574682), (348, 57929491), (389, 51823812), (411, 49049788), (548, 36787341), (778, 25911906), (822, 24524894), (1087, 18545964), (1167, 17274604), (1556, 12955953), (1644, 12262447), (2174, 9272982), (2334, 8637302), (3261, 6181988), (3973, 5074116), (4348, 4636491), (4668, 4318651), (6522, 3090994), (7946, 2537058), (11281, 1787028), (11919, 1691372), (13044, 1545497), (15892, 1268529), (22562, 893514), (23838, 845686), (31523, 639516), (33843, 595676), (45124, 446757), (47676, 422843), (53293, 378276), (63046, 319758), (67686, 297838), (94569, 213172), (106586, 189138), (126092, 159879), (135372, 148919)]