20522381672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{2687}}^1$

素因数の和:2863

約数の個数: 128

約数和(自身を含む): 45086146560

約数和(自身を除く): 24563764888

約数列:

[1, 2, 4, 8, 13, 23, 26, 31, 46, 52, 62, 92, 103, 104, 124, 184, 206, 248, 299, 403, 412, 598, 713, 806, 824, 1196, 1339, 1426, 1612, 2369, 2392, 2678, 2687, 2852, 3193, 3224, 4738, 5356, 5374, 5704, 6386, 9269, 9476, 10712, 10748, 12772, 18538, 18952, 21496, 25544, 30797, 34931, 37076, 41509, 61594, 61801, 69862, 73439, 74152, 83018, 83297, 123188, 123602, 139724, 146878, 166036, 166594, 246376, 247204, 276761, 279448, 293756, 332072, 333188, 494408, 553522, 587512, 666376, 803413, 954707, 1082861, 1107044, 1606826, 1909414, 1915831, 2165722, 2214088, 3213652, 3597893, 3818828, 3831662, 4331444, 6365503, 6427304, 7195786, 7637656, 7663324, 8579591, 8662888, 12731006, 14391572, 15326648, 17159182, 24905803, 25462012, 28783144, 34318364, 49811606, 50924024, 68636728, 82751539, 99623212, 111534683, 165503078, 197330593, 199246424, 223069366, 331006156, 394661186, 446138732, 662012312, 789322372, 892277464, 1578644744, 2565297709, 5130595418, 10261190836, 20522381672]

約数ペア:

[(1, 20522381672), (2, 10261190836), (4, 5130595418), (8, 2565297709), (13, 1578644744), (23, 892277464), (26, 789322372), (31, 662012312), (46, 446138732), (52, 394661186), (62, 331006156), (92, 223069366), (103, 199246424), (104, 197330593), (124, 165503078), (184, 111534683), (206, 99623212), (248, 82751539), (299, 68636728), (403, 50924024), (412, 49811606), (598, 34318364), (713, 28783144), (806, 25462012), (824, 24905803), (1196, 17159182), (1339, 15326648), (1426, 14391572), (1612, 12731006), (2369, 8662888), (2392, 8579591), (2678, 7663324), (2687, 7637656), (2852, 7195786), (3193, 6427304), (3224, 6365503), (4738, 4331444), (5356, 3831662), (5374, 3818828), (5704, 3597893), (6386, 3213652), (9269, 2214088), (9476, 2165722), (10712, 1915831), (10748, 1909414), (12772, 1606826), (18538, 1107044), (18952, 1082861), (21496, 954707), (25544, 803413), (30797, 666376), (34931, 587512), (37076, 553522), (41509, 494408), (61594, 333188), (61801, 332072), (69862, 293756), (73439, 279448), (74152, 276761), (83018, 247204), (83297, 246376), (123188, 166594), (123602, 166036), (139724, 146878)]