20161993728

素因数分解:

$2^{10}\times 3^1\times {\mathrm{53}}^1\times {\mathrm{123833}}^1$

素因数の和:123909

約数の個数: 88

約数和(自身を含む): 54753450768

約数和(自身を除く): 34591457040

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 128, 159, 192, 212, 256, 318, 384, 424, 512, 636, 768, 848, 1024, 1272, 1536, 1696, 2544, 3072, 3392, 5088, 6784, 10176, 13568, 20352, 27136, 40704, 54272, 81408, 123833, 162816, 247666, 371499, 495332, 742998, 990664, 1485996, 1981328, 2971992, 3962656, 5943984, 6563149, 7925312, 11887968, 13126298, 15850624, 19689447, 23775936, 26252596, 31701248, 39378894, 47551872, 52505192, 63402496, 78757788, 95103744, 105010384, 126804992, 157515576, 190207488, 210020768, 315031152, 380414976, 420041536, 630062304, 840083072, 1260124608, 1680166144, 2520249216, 3360332288, 5040498432, 6720664576, 10080996864, 20161993728]

約数ペア:

[(1, 20161993728), (2, 10080996864), (3, 6720664576), (4, 5040498432), (6, 3360332288), (8, 2520249216), (12, 1680166144), (16, 1260124608), (24, 840083072), (32, 630062304), (48, 420041536), (53, 380414976), (64, 315031152), (96, 210020768), (106, 190207488), (128, 157515576), (159, 126804992), (192, 105010384), (212, 95103744), (256, 78757788), (318, 63402496), (384, 52505192), (424, 47551872), (512, 39378894), (636, 31701248), (768, 26252596), (848, 23775936), (1024, 19689447), (1272, 15850624), (1536, 13126298), (1696, 11887968), (2544, 7925312), (3072, 6563149), (3392, 5943984), (5088, 3962656), (6784, 2971992), (10176, 1981328), (13568, 1485996), (20352, 990664), (27136, 742998), (40704, 495332), (54272, 371499), (81408, 247666), (123833, 162816)]