20004534

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1423}}^1$

素因数の和:1513

約数の個数: 48

約数和(自身を含む): 47983104

約数和(自身を除く): 27978570

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 71, 99, 142, 198, 213, 426, 639, 781, 1278, 1423, 1562, 2343, 2846, 4269, 4686, 7029, 8538, 12807, 14058, 15653, 25614, 31306, 46959, 93918, 101033, 140877, 202066, 281754, 303099, 606198, 909297, 1111363, 1818594, 2222726, 3334089, 6668178, 10002267, 20004534]

約数ペア:

[(1, 20004534), (2, 10002267), (3, 6668178), (6, 3334089), (9, 2222726), (11, 1818594), (18, 1111363), (22, 909297), (33, 606198), (66, 303099), (71, 281754), (99, 202066), (142, 140877), (198, 101033), (213, 93918), (426, 46959), (639, 31306), (781, 25614), (1278, 15653), (1423, 14058), (1562, 12807), (2343, 8538), (2846, 7029), (4269, 4686)]