20485049

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{811}}^1$

素因数の和:920

約数の個数: 16

約数和(自身を含む): 23190720

約数和(自身を除く): 2705671

約数列:

[1, 13, 29, 67, 377, 811, 871, 1943, 10543, 23519, 25259, 54337, 305747, 706381, 1575773, 20485049]

約数ペア:

[(1, 20485049), (13, 1575773), (29, 706381), (67, 305747), (377, 54337), (811, 25259), (871, 23519), (1943, 10543)]