20188763946

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{12553}}^1$

素因数の和:12685

約数の個数: 128

約数和(自身を含む): 50617728000

約数和(自身を除く): 30428964054

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 29, 39, 54, 58, 78, 79, 87, 117, 158, 174, 234, 237, 261, 351, 377, 474, 522, 702, 711, 754, 783, 1027, 1131, 1422, 1566, 2054, 2133, 2262, 2291, 3081, 3393, 4266, 4582, 6162, 6786, 6873, 9243, 10179, 12553, 13746, 18486, 20358, 20619, 25106, 27729, 29783, 37659, 41238, 55458, 59566, 61857, 75318, 89349, 112977, 123714, 163189, 178698, 225954, 268047, 326378, 338931, 364037, 489567, 536094, 677862, 728074, 804141, 979134, 991687, 1092111, 1468701, 1608282, 1983374, 2184222, 2937402, 2975061, 3276333, 4406103, 4732481, 5950122, 6552666, 8812206, 8925183, 9464962, 9828999, 12891931, 14197443, 17850366, 19657998, 25783862, 26775549, 28394886, 28758923, 38675793, 42592329, 53551098, 57517846, 77351586, 85184658, 86276769, 116027379, 127776987, 172553538, 232054758, 255553974, 258830307, 348082137, 373865999, 517660614, 696164274, 747731998, 776490921, 1121597997, 1552981842, 2243195994, 3364793991, 6729587982, 10094381973, 20188763946]

約数ペア:

[(1, 20188763946), (2, 10094381973), (3, 6729587982), (6, 3364793991), (9, 2243195994), (13, 1552981842), (18, 1121597997), (26, 776490921), (27, 747731998), (29, 696164274), (39, 517660614), (54, 373865999), (58, 348082137), (78, 258830307), (79, 255553974), (87, 232054758), (117, 172553538), (158, 127776987), (174, 116027379), (234, 86276769), (237, 85184658), (261, 77351586), (351, 57517846), (377, 53551098), (474, 42592329), (522, 38675793), (702, 28758923), (711, 28394886), (754, 26775549), (783, 25783862), (1027, 19657998), (1131, 17850366), (1422, 14197443), (1566, 12891931), (2054, 9828999), (2133, 9464962), (2262, 8925183), (2291, 8812206), (3081, 6552666), (3393, 5950122), (4266, 4732481), (4582, 4406103), (6162, 3276333), (6786, 2975061), (6873, 2937402), (9243, 2184222), (10179, 1983374), (12553, 1608282), (13746, 1468701), (18486, 1092111), (20358, 991687), (20619, 979134), (25106, 804141), (27729, 728074), (29783, 677862), (37659, 536094), (41238, 489567), (55458, 364037), (59566, 338931), (61857, 326378), (75318, 268047), (89349, 225954), (112977, 178698), (123714, 163189)]