20739492072

素因数分解:

$2^3\times 3^5\times {\mathrm{13}}^2\times {\mathrm{63127}}^1$

素因数の和:63174

約数の個数: 144

約数和(自身を含む): 63076235040

約数和(自身を除く): 42336742968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 169, 216, 234, 243, 312, 324, 338, 351, 468, 486, 507, 648, 676, 702, 936, 972, 1014, 1053, 1352, 1404, 1521, 1944, 2028, 2106, 2808, 3042, 3159, 4056, 4212, 4563, 6084, 6318, 8424, 9126, 12168, 12636, 13689, 18252, 25272, 27378, 36504, 41067, 54756, 63127, 82134, 109512, 126254, 164268, 189381, 252508, 328536, 378762, 505016, 568143, 757524, 820651, 1136286, 1515048, 1641302, 1704429, 2272572, 2461953, 3282604, 3408858, 4545144, 4923906, 5113287, 6565208, 6817716, 7385859, 9847812, 10226574, 10668463, 13635432, 14771718, 15339861, 19695624, 20453148, 21336926, 22157577, 29543436, 30679722, 32005389, 40906296, 42673852, 44315154, 59086872, 61359444, 64010778, 66472731, 85347704, 88630308, 96016167, 122718888, 128021556, 132945462, 177260616, 192032334, 199418193, 256043112, 265890924, 288048501, 384064668, 398836386, 531781848, 576097002, 768129336, 797672772, 864145503, 1152194004, 1595345544, 1728291006, 2304388008, 2592436509, 3456582012, 5184873018, 6913164024, 10369746036, 20739492072]

約数ペア:

[(1, 20739492072), (2, 10369746036), (3, 6913164024), (4, 5184873018), (6, 3456582012), (8, 2592436509), (9, 2304388008), (12, 1728291006), (13, 1595345544), (18, 1152194004), (24, 864145503), (26, 797672772), (27, 768129336), (36, 576097002), (39, 531781848), (52, 398836386), (54, 384064668), (72, 288048501), (78, 265890924), (81, 256043112), (104, 199418193), (108, 192032334), (117, 177260616), (156, 132945462), (162, 128021556), (169, 122718888), (216, 96016167), (234, 88630308), (243, 85347704), (312, 66472731), (324, 64010778), (338, 61359444), (351, 59086872), (468, 44315154), (486, 42673852), (507, 40906296), (648, 32005389), (676, 30679722), (702, 29543436), (936, 22157577), (972, 21336926), (1014, 20453148), (1053, 19695624), (1352, 15339861), (1404, 14771718), (1521, 13635432), (1944, 10668463), (2028, 10226574), (2106, 9847812), (2808, 7385859), (3042, 6817716), (3159, 6565208), (4056, 5113287), (4212, 4923906), (4563, 4545144), (6084, 3408858), (6318, 3282604), (8424, 2461953), (9126, 2272572), (12168, 1704429), (12636, 1641302), (13689, 1515048), (18252, 1136286), (25272, 820651), (27378, 757524), (36504, 568143), (41067, 505016), (54756, 378762), (63127, 328536), (82134, 252508), (109512, 189381), (126254, 164268)]