17388628981

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1\times {\mathrm{1373}}^1$

素因数の和:1885

約数の個数: 32

約数和(自身を含む): 19424183040

約数和(自身を除く): 2035554059

約数列:

[1, 19, 23, 73, 397, 437, 1373, 1387, 1679, 7543, 9131, 26087, 28981, 31579, 31901, 100229, 173489, 545081, 550639, 600001, 666563, 1904351, 2305267, 10356539, 12536863, 12664697, 39790913, 43800073, 238200397, 756027347, 915190999, 17388628981]

約数ペア:

[(1, 17388628981), (19, 915190999), (23, 756027347), (73, 238200397), (397, 43800073), (437, 39790913), (1373, 12664697), (1387, 12536863), (1679, 10356539), (7543, 2305267), (9131, 1904351), (26087, 666563), (28981, 600001), (31579, 550639), (31901, 545081), (100229, 173489)]