20538126182

素因数分解:

$2^1\times 7^1\times {\mathrm{3677}}^1\times {\mathrm{398969}}^1$

素因数の和:402655

約数の個数: 16

約数和(自身を含む): 35217879840

約数和(自身を除く): 14679753658

約数列:

[1, 2, 7, 14, 3677, 7354, 25739, 51478, 398969, 797938, 2792783, 5585566, 1467009013, 2934018026, 10269063091, 20538126182]

約数ペア:

[(1, 20538126182), (2, 10269063091), (7, 2934018026), (14, 1467009013), (3677, 5585566), (7354, 2792783), (25739, 797938), (51478, 398969)]