20804915911

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{827}}^1\times {\mathrm{1699}}^1$

素因数の和:2623

約数の個数: 32

約数和(自身を含む): 24120633600

約数和(自身を除く): 3315717689

約数列:

[1, 13, 17, 67, 221, 827, 871, 1139, 1699, 10751, 14059, 14807, 22087, 28883, 55409, 113833, 182767, 375479, 720317, 941953, 1405073, 1479829, 1935161, 12245389, 18265949, 23886241, 25157093, 94139891, 310521133, 1223818583, 1600378147, 20804915911]

約数ペア:

[(1, 20804915911), (13, 1600378147), (17, 1223818583), (67, 310521133), (221, 94139891), (827, 25157093), (871, 23886241), (1139, 18265949), (1699, 12245389), (10751, 1935161), (14059, 1479829), (14807, 1405073), (22087, 941953), (28883, 720317), (55409, 375479), (113833, 182767)]