20769216

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 112

約数和(自身を含む): 60679584

約数和(自身を除く): 39910368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 53, 64, 78, 96, 104, 106, 156, 157, 159, 192, 208, 212, 312, 314, 318, 416, 424, 471, 624, 628, 636, 689, 832, 848, 942, 1248, 1256, 1272, 1378, 1696, 1884, 2041, 2067, 2496, 2512, 2544, 2756, 3392, 3768, 4082, 4134, 5024, 5088, 5512, 6123, 7536, 8164, 8268, 8321, 10048, 10176, 11024, 12246, 15072, 16328, 16536, 16642, 22048, 24492, 24963, 30144, 32656, 33072, 33284, 44096, 48984, 49926, 65312, 66144, 66568, 97968, 99852, 108173, 130624, 132288, 133136, 195936, 199704, 216346, 266272, 324519, 391872, 399408, 432692, 532544, 649038, 798816, 865384, 1298076, 1597632, 1730768, 2596152, 3461536, 5192304, 6923072, 10384608, 20769216]

約数ペア:

[(1, 20769216), (2, 10384608), (3, 6923072), (4, 5192304), (6, 3461536), (8, 2596152), (12, 1730768), (13, 1597632), (16, 1298076), (24, 865384), (26, 798816), (32, 649038), (39, 532544), (48, 432692), (52, 399408), (53, 391872), (64, 324519), (78, 266272), (96, 216346), (104, 199704), (106, 195936), (156, 133136), (157, 132288), (159, 130624), (192, 108173), (208, 99852), (212, 97968), (312, 66568), (314, 66144), (318, 65312), (416, 49926), (424, 48984), (471, 44096), (624, 33284), (628, 33072), (636, 32656), (689, 30144), (832, 24963), (848, 24492), (942, 22048), (1248, 16642), (1256, 16536), (1272, 16328), (1378, 15072), (1696, 12246), (1884, 11024), (2041, 10176), (2067, 10048), (2496, 8321), (2512, 8268), (2544, 8164), (2756, 7536), (3392, 6123), (3768, 5512), (4082, 5088), (4134, 5024)]