20866144

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{50159}}^1$

素因数の和:50182

約数の個数: 24

約数和(自身を含む): 44241120

約数和(自身を除く): 23374976

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 50159, 100318, 200636, 401272, 652067, 802544, 1304134, 1605088, 2608268, 5216536, 10433072, 20866144]

約数ペア:

[(1, 20866144), (2, 10433072), (4, 5216536), (8, 2608268), (13, 1605088), (16, 1304134), (26, 802544), (32, 652067), (52, 401272), (104, 200636), (208, 100318), (416, 50159)]