20681152

素因数分解:

$2^6\times {\mathrm{59}}^1\times {\mathrm{5477}}^1$

素因数の和:5548

約数の個数: 28

約数和(自身を含む): 41742360

約数和(自身を除く): 21061208

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 118, 236, 472, 944, 1888, 3776, 5477, 10954, 21908, 43816, 87632, 175264, 323143, 350528, 646286, 1292572, 2585144, 5170288, 10340576, 20681152]

約数ペア:

[(1, 20681152), (2, 10340576), (4, 5170288), (8, 2585144), (16, 1292572), (32, 646286), (59, 350528), (64, 323143), (118, 175264), (236, 87632), (472, 43816), (944, 21908), (1888, 10954), (3776, 5477)]