20458798

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{1021}}^1$

素因数の和:1299

約数の個数: 16

約数和(自身を含む): 31567536

約数和(自身を除く): 11108738

約数列:

[1, 2, 43, 86, 233, 466, 1021, 2042, 10019, 20038, 43903, 87806, 237893, 475786, 10229399, 20458798]

約数ペア:

[(1, 20458798), (2, 10229399), (43, 475786), (86, 237893), (233, 87806), (466, 43903), (1021, 20038), (2042, 10019)]