20403780812

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{683}}^1\times {\mathrm{1213}}^1$

素因数の和:2078

約数の個数: 48

約数和(自身を含む): 36828836352

約数和(自身を除く): 16425055540

約数列:

[1, 2, 4, 47, 94, 131, 188, 262, 524, 683, 1213, 1366, 2426, 2732, 4852, 6157, 12314, 24628, 32101, 57011, 64202, 89473, 114022, 128404, 158903, 178946, 228044, 317806, 357892, 635612, 828479, 1656958, 3313916, 4205231, 7468441, 8410462, 14936882, 16820924, 29873764, 38938513, 77877026, 108530749, 155754052, 217061498, 434122996, 5100945203, 10201890406, 20403780812]

約数ペア:

[(1, 20403780812), (2, 10201890406), (4, 5100945203), (47, 434122996), (94, 217061498), (131, 155754052), (188, 108530749), (262, 77877026), (524, 38938513), (683, 29873764), (1213, 16820924), (1366, 14936882), (2426, 8410462), (2732, 7468441), (4852, 4205231), (6157, 3313916), (12314, 1656958), (24628, 828479), (32101, 635612), (57011, 357892), (64202, 317806), (89473, 228044), (114022, 178946), (128404, 158903)]