20512142739

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1109}}^1\times {\mathrm{8123}}^1$

素因数の和:9272

約数の個数: 48

約数和(自身を含む): 33762044160

約数和(自身を除く): 13249901421

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 1109, 2277, 3327, 8123, 9981, 12199, 24369, 25507, 36597, 73107, 76521, 89353, 109791, 186829, 229563, 268059, 280577, 560487, 804177, 841731, 1681461, 2055119, 2525193, 6165357, 9008407, 18496071, 27025221, 81075663, 99092477, 207193361, 297277431, 621580083, 891832293, 1864740249, 2279126971, 6837380913, 20512142739]

約数ペア:

[(1, 20512142739), (3, 6837380913), (9, 2279126971), (11, 1864740249), (23, 891832293), (33, 621580083), (69, 297277431), (99, 207193361), (207, 99092477), (253, 81075663), (759, 27025221), (1109, 18496071), (2277, 9008407), (3327, 6165357), (8123, 2525193), (9981, 2055119), (12199, 1681461), (24369, 841731), (25507, 804177), (36597, 560487), (73107, 280577), (76521, 268059), (89353, 229563), (109791, 186829)]