19724608

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{7517}}^1$

素因数の和:7570

約数の個数: 28

約数和(自身を含む): 40101012

約数和(自身を除く): 20376404

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 656, 1312, 2624, 7517, 15034, 30068, 60136, 120272, 240544, 308197, 481088, 616394, 1232788, 2465576, 4931152, 9862304, 19724608]

約数ペア:

[(1, 19724608), (2, 9862304), (4, 4931152), (8, 2465576), (16, 1232788), (32, 616394), (41, 481088), (64, 308197), (82, 240544), (164, 120272), (328, 60136), (656, 30068), (1312, 15034), (2624, 7517)]