20243643

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{15803}}^1$

素因数の和:15874

約数の個数: 16

約数和(自身を含む): 31355136

約数和(自身を除く): 11111493

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 15803, 47409, 110621, 331863, 963983, 2891949, 6747881, 20243643]

約数ペア:

[(1, 20243643), (3, 6747881), (7, 2891949), (21, 963983), (61, 331863), (183, 110621), (427, 47409), (1281, 15803)]