2013889085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{18973}}^1$

素因数の和:19085

約数の個数: 32

約数和(自身を含む): 2754114048

約数和(自身を除く): 740224963

約数列:

[1, 5, 13, 23, 65, 71, 115, 299, 355, 923, 1495, 1633, 4615, 8165, 18973, 21229, 94865, 106145, 246649, 436379, 1233245, 1347083, 2181895, 5672927, 6735415, 17512079, 28364635, 30982909, 87560395, 154914545, 402777817, 2013889085]

約数ペア:

[(1, 2013889085), (5, 402777817), (13, 154914545), (23, 87560395), (65, 30982909), (71, 28364635), (115, 17512079), (299, 6735415), (355, 5672927), (923, 2181895), (1495, 1347083), (1633, 1233245), (4615, 436379), (8165, 246649), (18973, 106145), (21229, 94865)]