20340020727

素因数分解:

$3^7\times {\mathrm{13}}^1\times {\mathrm{715417}}^1$

素因数の和:715451

約数の個数: 32

約数和(自身を含む): 32851994560

約数和(自身を除く): 12511973833

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 1053, 2187, 3159, 9477, 28431, 715417, 2146251, 6438753, 9300421, 19316259, 27901263, 57948777, 83703789, 173846331, 251111367, 521538993, 753334101, 1564616979, 2260002303, 6780006909, 20340020727]

約数ペア:

[(1, 20340020727), (3, 6780006909), (9, 2260002303), (13, 1564616979), (27, 753334101), (39, 521538993), (81, 251111367), (117, 173846331), (243, 83703789), (351, 57948777), (729, 27901263), (1053, 19316259), (2187, 9300421), (3159, 6438753), (9477, 2146251), (28431, 715417)]