20261696

素因数分解:

$2^6\times 7^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 112

約数和(自身を含む): 51206400

約数和(自身を除く): 30944704

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 71, 91, 98, 104, 112, 142, 182, 196, 208, 224, 284, 343, 364, 392, 416, 448, 497, 568, 637, 686, 728, 784, 832, 923, 994, 1136, 1274, 1372, 1456, 1568, 1846, 1988, 2272, 2548, 2744, 2912, 3136, 3479, 3692, 3976, 4459, 4544, 5096, 5488, 5824, 6461, 6958, 7384, 7952, 8918, 10192, 10976, 12922, 13916, 14768, 15904, 17836, 20384, 21952, 24353, 25844, 27832, 29536, 31808, 35672, 40768, 45227, 48706, 51688, 55664, 59072, 71344, 90454, 97412, 103376, 111328, 142688, 180908, 194824, 206752, 222656, 285376, 316589, 361816, 389648, 413504, 633178, 723632, 779296, 1266356, 1447264, 1558592, 2532712, 2894528, 5065424, 10130848, 20261696]

約数ペア:

[(1, 20261696), (2, 10130848), (4, 5065424), (7, 2894528), (8, 2532712), (13, 1558592), (14, 1447264), (16, 1266356), (26, 779296), (28, 723632), (32, 633178), (49, 413504), (52, 389648), (56, 361816), (64, 316589), (71, 285376), (91, 222656), (98, 206752), (104, 194824), (112, 180908), (142, 142688), (182, 111328), (196, 103376), (208, 97412), (224, 90454), (284, 71344), (343, 59072), (364, 55664), (392, 51688), (416, 48706), (448, 45227), (497, 40768), (568, 35672), (637, 31808), (686, 29536), (728, 27832), (784, 25844), (832, 24353), (923, 21952), (994, 20384), (1136, 17836), (1274, 15904), (1372, 14768), (1456, 13916), (1568, 12922), (1846, 10976), (1988, 10192), (2272, 8918), (2548, 7952), (2744, 7384), (2912, 6958), (3136, 6461), (3479, 5824), (3692, 5488), (3976, 5096), (4459, 4544)]