20173338368

素因数分解:

$2^8\times {\mathrm{127}}^1\times {\mathrm{433}}^1\times {\mathrm{1433}}^1$

素因数の和:2009

約数の個数: 72

約数和(自身を含む): 40707061248

約数和(自身を除く): 20533722880

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 433, 508, 866, 1016, 1433, 1732, 2032, 2866, 3464, 4064, 5732, 6928, 8128, 11464, 13856, 16256, 22928, 27712, 32512, 45856, 54991, 55424, 91712, 109982, 110848, 181991, 183424, 219964, 363982, 366848, 439928, 620489, 727964, 879856, 1240978, 1455928, 1759712, 2481956, 2911856, 3519424, 4963912, 5823712, 7038848, 9927824, 11647424, 14077696, 19855648, 23294848, 39711296, 46589696, 78802103, 79422592, 157604206, 158845184, 315208412, 630416824, 1260833648, 2521667296, 5043334592, 10086669184, 20173338368]

約数ペア:

[(1, 20173338368), (2, 10086669184), (4, 5043334592), (8, 2521667296), (16, 1260833648), (32, 630416824), (64, 315208412), (127, 158845184), (128, 157604206), (254, 79422592), (256, 78802103), (433, 46589696), (508, 39711296), (866, 23294848), (1016, 19855648), (1433, 14077696), (1732, 11647424), (2032, 9927824), (2866, 7038848), (3464, 5823712), (4064, 4963912), (5732, 3519424), (6928, 2911856), (8128, 2481956), (11464, 1759712), (13856, 1455928), (16256, 1240978), (22928, 879856), (27712, 727964), (32512, 620489), (45856, 439928), (54991, 366848), (55424, 363982), (91712, 219964), (109982, 183424), (110848, 181991)]