20020748879

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1\times {\mathrm{1231}}^1$

素因数の和:1599

約数の個数: 32

約数和(自身を含む): 21762048000

約数和(自身を除く): 1741299121

約数列:

[1, 29, 31, 79, 229, 899, 1231, 2291, 2449, 6641, 7099, 18091, 35699, 38161, 71021, 97249, 205871, 281899, 524639, 560821, 1106669, 2820221, 3014719, 8175071, 8738869, 16263809, 22270021, 87426851, 253427201, 645830609, 690370651, 20020748879]

約数ペア:

[(1, 20020748879), (29, 690370651), (31, 645830609), (79, 253427201), (229, 87426851), (899, 22270021), (1231, 16263809), (2291, 8738869), (2449, 8175071), (6641, 3014719), (7099, 2820221), (18091, 1106669), (35699, 560821), (38161, 524639), (71021, 281899), (97249, 205871)]