20157696

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{673}}^1$

素因数の和:708

約数の個数: 108

約数和(自身を含む): 62683348

約数和(自身を除く): 42525652

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 576, 624, 673, 768, 832, 936, 1152, 1248, 1346, 1664, 1872, 2019, 2304, 2496, 2692, 3328, 3744, 4038, 4992, 5384, 6057, 7488, 8076, 8749, 9984, 10768, 12114, 14976, 16152, 17498, 21536, 24228, 26247, 29952, 32304, 34996, 43072, 48456, 52494, 64608, 69992, 78741, 86144, 96912, 104988, 129216, 139984, 157482, 172288, 193824, 209976, 258432, 279968, 314964, 387648, 419952, 516864, 559936, 629928, 775296, 839904, 1119872, 1259856, 1550592, 1679808, 2239744, 2519712, 3359616, 5039424, 6719232, 10078848, 20157696]

約数ペア:

[(1, 20157696), (2, 10078848), (3, 6719232), (4, 5039424), (6, 3359616), (8, 2519712), (9, 2239744), (12, 1679808), (13, 1550592), (16, 1259856), (18, 1119872), (24, 839904), (26, 775296), (32, 629928), (36, 559936), (39, 516864), (48, 419952), (52, 387648), (64, 314964), (72, 279968), (78, 258432), (96, 209976), (104, 193824), (117, 172288), (128, 157482), (144, 139984), (156, 129216), (192, 104988), (208, 96912), (234, 86144), (256, 78741), (288, 69992), (312, 64608), (384, 52494), (416, 48456), (468, 43072), (576, 34996), (624, 32304), (673, 29952), (768, 26247), (832, 24228), (936, 21536), (1152, 17498), (1248, 16152), (1346, 14976), (1664, 12114), (1872, 10768), (2019, 9984), (2304, 8749), (2496, 8076), (2692, 7488), (3328, 6057), (3744, 5384), (4038, 4992)]