18926404

素因数分解:

$2^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2693}}^1$

素因数の和:2955

約数の個数: 24

約数和(自身を含む): 38017728

約数和(自身を除く): 19091324

約数列:

[1, 2, 4, 7, 14, 28, 251, 502, 1004, 1757, 2693, 3514, 5386, 7028, 10772, 18851, 37702, 75404, 675943, 1351886, 2703772, 4731601, 9463202, 18926404]

約数ペア:

[(1, 18926404), (2, 9463202), (4, 4731601), (7, 2703772), (14, 1351886), (28, 675943), (251, 75404), (502, 37702), (1004, 18851), (1757, 10772), (2693, 7028), (3514, 5386)]