20686304

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{15767}}^1$

素因数の和:15818

約数の個数: 24

約数和(自身を含む): 41722128

約数和(自身を除く): 21035824

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 15767, 31534, 63068, 126136, 252272, 504544, 646447, 1292894, 2585788, 5171576, 10343152, 20686304]

約数ペア:

[(1, 20686304), (2, 10343152), (4, 5171576), (8, 2585788), (16, 1292894), (32, 646447), (41, 504544), (82, 252272), (164, 126136), (328, 63068), (656, 31534), (1312, 15767)]