20139812904

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{601}}^1\times {\mathrm{617}}^1$

素因数の和:1331

約数の個数: 128

約数和(自身を含む): 52858874880

約数和(自身を除く): 32719061976

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 73, 93, 124, 146, 186, 219, 248, 292, 372, 438, 584, 601, 617, 744, 876, 1202, 1234, 1752, 1803, 1851, 2263, 2404, 2468, 3606, 3702, 4526, 4808, 4936, 6789, 7212, 7404, 9052, 13578, 14424, 14808, 18104, 18631, 19127, 27156, 37262, 38254, 43873, 45041, 54312, 55893, 57381, 74524, 76508, 87746, 90082, 111786, 114762, 131619, 135123, 149048, 153016, 175492, 180164, 223572, 229524, 263238, 270246, 350984, 360328, 370817, 447144, 459048, 526476, 540492, 741634, 1052952, 1080984, 1112451, 1360063, 1396271, 1483268, 2224902, 2720126, 2792542, 2966536, 4080189, 4188813, 4449804, 5440252, 5585084, 8160378, 8377626, 8899608, 10880504, 11170168, 11495327, 16320756, 16755252, 22990654, 27069641, 32641512, 33510504, 34485981, 45981308, 54139282, 68971962, 81208923, 91962616, 108278564, 137943924, 162417846, 216557128, 275887848, 324835692, 649671384, 839158871, 1678317742, 2517476613, 3356635484, 5034953226, 6713270968, 10069906452, 20139812904]

約数ペア:

[(1, 20139812904), (2, 10069906452), (3, 6713270968), (4, 5034953226), (6, 3356635484), (8, 2517476613), (12, 1678317742), (24, 839158871), (31, 649671384), (62, 324835692), (73, 275887848), (93, 216557128), (124, 162417846), (146, 137943924), (186, 108278564), (219, 91962616), (248, 81208923), (292, 68971962), (372, 54139282), (438, 45981308), (584, 34485981), (601, 33510504), (617, 32641512), (744, 27069641), (876, 22990654), (1202, 16755252), (1234, 16320756), (1752, 11495327), (1803, 11170168), (1851, 10880504), (2263, 8899608), (2404, 8377626), (2468, 8160378), (3606, 5585084), (3702, 5440252), (4526, 4449804), (4808, 4188813), (4936, 4080189), (6789, 2966536), (7212, 2792542), (7404, 2720126), (9052, 2224902), (13578, 1483268), (14424, 1396271), (14808, 1360063), (18104, 1112451), (18631, 1080984), (19127, 1052952), (27156, 741634), (37262, 540492), (38254, 526476), (43873, 459048), (45041, 447144), (54312, 370817), (55893, 360328), (57381, 350984), (74524, 270246), (76508, 263238), (87746, 229524), (90082, 223572), (111786, 180164), (114762, 175492), (131619, 153016), (135123, 149048)]