20288504

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1051}}^1$

素因数の和:1203

約数の個数: 32

約数和(自身を含む): 40396800

約数和(自身を除く): 20108296

約数列:

[1, 2, 4, 8, 19, 38, 76, 127, 152, 254, 508, 1016, 1051, 2102, 2413, 4204, 4826, 8408, 9652, 19304, 19969, 39938, 79876, 133477, 159752, 266954, 533908, 1067816, 2536063, 5072126, 10144252, 20288504]

約数ペア:

[(1, 20288504), (2, 10144252), (4, 5072126), (8, 2536063), (19, 1067816), (38, 533908), (76, 266954), (127, 159752), (152, 133477), (254, 79876), (508, 39938), (1016, 19969), (1051, 19304), (2102, 9652), (2413, 8408), (4204, 4826)]