19842867

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{941}}^1$

素因数の和:1032

約数の個数: 32

約数和(自身を含む): 32555520

約数和(自身を除く): 12712653

約数列:

[1, 3, 9, 11, 27, 33, 71, 99, 213, 297, 639, 781, 941, 1917, 2343, 2823, 7029, 8469, 10351, 21087, 25407, 31053, 66811, 93159, 200433, 279477, 601299, 734921, 1803897, 2204763, 6614289, 19842867]

約数ペア:

[(1, 19842867), (3, 6614289), (9, 2204763), (11, 1803897), (27, 734921), (33, 601299), (71, 279477), (99, 200433), (213, 93159), (297, 66811), (639, 31053), (781, 25407), (941, 21087), (1917, 10351), (2343, 8469), (2823, 7029)]