839744534

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1\times {\mathrm{20857}}^1$

素因数の和:21391

約数の個数: 16

約数和(自身を含む): 1293029136

約数和(自身を除く): 453284602

約数列:

[1, 2, 41, 82, 491, 982, 20131, 20857, 40262, 41714, 855137, 1710274, 10240787, 20481574, 419872267, 839744534]

約数ペア:

[(1, 839744534), (2, 419872267), (41, 20481574), (82, 10240787), (491, 1710274), (982, 855137), (20131, 41714), (20857, 40262)]