1620803398

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{673}}^1\times {\mathrm{63377}}^1$

素因数の和:64071

約数の個数: 16

約数和(自身を含む): 2563006320

約数和(自身を除く): 942202922

約数列:

[1, 2, 19, 38, 673, 1346, 12787, 25574, 63377, 126754, 1204163, 2408326, 42652721, 85305442, 810401699, 1620803398]

約数ペア:

[(1, 1620803398), (2, 810401699), (19, 85305442), (38, 42652721), (673, 2408326), (1346, 1204163), (12787, 126754), (25574, 63377)]