20113164

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:188

約数の個数: 96

約数和(自身を含む): 54996480

約数和(自身を除く): 34883316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 61, 71, 86, 108, 122, 129, 142, 172, 183, 213, 244, 258, 284, 366, 387, 426, 516, 549, 639, 732, 774, 852, 1098, 1161, 1278, 1548, 1647, 1917, 2196, 2322, 2556, 2623, 3053, 3294, 3834, 4331, 4644, 5246, 6106, 6588, 7668, 7869, 8662, 9159, 10492, 12212, 12993, 15738, 17324, 18318, 23607, 25986, 27477, 31476, 36636, 38979, 47214, 51972, 54954, 70821, 77958, 82431, 94428, 109908, 116937, 141642, 155916, 164862, 186233, 233874, 283284, 329724, 372466, 467748, 558699, 744932, 1117398, 1676097, 2234796, 3352194, 5028291, 6704388, 10056582, 20113164]

約数ペア:

[(1, 20113164), (2, 10056582), (3, 6704388), (4, 5028291), (6, 3352194), (9, 2234796), (12, 1676097), (18, 1117398), (27, 744932), (36, 558699), (43, 467748), (54, 372466), (61, 329724), (71, 283284), (86, 233874), (108, 186233), (122, 164862), (129, 155916), (142, 141642), (172, 116937), (183, 109908), (213, 94428), (244, 82431), (258, 77958), (284, 70821), (366, 54954), (387, 51972), (426, 47214), (516, 38979), (549, 36636), (639, 31476), (732, 27477), (774, 25986), (852, 23607), (1098, 18318), (1161, 17324), (1278, 15738), (1548, 12993), (1647, 12212), (1917, 10492), (2196, 9159), (2322, 8662), (2556, 7869), (2623, 7668), (3053, 6588), (3294, 6106), (3834, 5246), (4331, 4644)]