20491102008

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{56569}}^1$

素因数の和:56643

約数の個数: 160

約数和(自身を含む): 63247522800

約数和(自身を除く): 42756420792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 43, 52, 54, 72, 78, 81, 86, 104, 108, 117, 129, 156, 162, 172, 216, 234, 258, 312, 324, 344, 351, 387, 468, 516, 559, 648, 702, 774, 936, 1032, 1053, 1118, 1161, 1404, 1548, 1677, 2106, 2236, 2322, 2808, 3096, 3354, 3483, 4212, 4472, 4644, 5031, 6708, 6966, 8424, 9288, 10062, 13416, 13932, 15093, 20124, 27864, 30186, 40248, 45279, 56569, 60372, 90558, 113138, 120744, 169707, 181116, 226276, 339414, 362232, 452552, 509121, 678828, 735397, 1018242, 1357656, 1470794, 1527363, 2036484, 2206191, 2432467, 2941588, 3054726, 4072968, 4412382, 4582089, 4864934, 5883176, 6109452, 6618573, 7297401, 8824764, 9164178, 9729868, 12218904, 13237146, 14594802, 17649528, 18328356, 19459736, 19855719, 21892203, 26474292, 29189604, 31622071, 36656712, 39711438, 43784406, 52948584, 58379208, 59567157, 63244142, 65676609, 79422876, 87568812, 94866213, 119134314, 126488284, 131353218, 158845752, 175137624, 189732426, 197029827, 238268628, 252976568, 262706436, 284598639, 379464852, 394059654, 476537256, 525412872, 569197278, 758929704, 788119308, 853795917, 1138394556, 1576238616, 1707591834, 2276789112, 2561387751, 3415183668, 5122775502, 6830367336, 10245551004, 20491102008]

約数ペア:

[(1, 20491102008), (2, 10245551004), (3, 6830367336), (4, 5122775502), (6, 3415183668), (8, 2561387751), (9, 2276789112), (12, 1707591834), (13, 1576238616), (18, 1138394556), (24, 853795917), (26, 788119308), (27, 758929704), (36, 569197278), (39, 525412872), (43, 476537256), (52, 394059654), (54, 379464852), (72, 284598639), (78, 262706436), (81, 252976568), (86, 238268628), (104, 197029827), (108, 189732426), (117, 175137624), (129, 158845752), (156, 131353218), (162, 126488284), (172, 119134314), (216, 94866213), (234, 87568812), (258, 79422876), (312, 65676609), (324, 63244142), (344, 59567157), (351, 58379208), (387, 52948584), (468, 43784406), (516, 39711438), (559, 36656712), (648, 31622071), (702, 29189604), (774, 26474292), (936, 21892203), (1032, 19855719), (1053, 19459736), (1118, 18328356), (1161, 17649528), (1404, 14594802), (1548, 13237146), (1677, 12218904), (2106, 9729868), (2236, 9164178), (2322, 8824764), (2808, 7297401), (3096, 6618573), (3354, 6109452), (3483, 5883176), (4212, 4864934), (4472, 4582089), (4644, 4412382), (5031, 4072968), (6708, 3054726), (6966, 2941588), (8424, 2432467), (9288, 2206191), (10062, 2036484), (13416, 1527363), (13932, 1470794), (15093, 1357656), (20124, 1018242), (27864, 735397), (30186, 678828), (40248, 509121), (45279, 452552), (56569, 362232), (60372, 339414), (90558, 226276), (113138, 181116), (120744, 169707)]