20806394

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{251}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 37158912

約数和(自身を除く): 16352518

約数列:

[1, 2, 7, 14, 31, 62, 191, 217, 251, 382, 434, 502, 1337, 1757, 2674, 3514, 5921, 7781, 11842, 15562, 41447, 47941, 54467, 82894, 95882, 108934, 335587, 671174, 1486171, 2972342, 10403197, 20806394]

約数ペア:

[(1, 20806394), (2, 10403197), (7, 2972342), (14, 1486171), (31, 671174), (62, 335587), (191, 108934), (217, 95882), (251, 82894), (382, 54467), (434, 47941), (502, 41447), (1337, 15562), (1757, 11842), (2674, 7781), (3514, 5921)]