19308874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{4447}}^1$

素因数の和:4629

約数の個数: 16

約数和(自身を含む): 31385088

約数和(自身を除く): 12076214

約数列:

[1, 2, 13, 26, 167, 334, 2171, 4342, 4447, 8894, 57811, 115622, 742649, 1485298, 9654437, 19308874]

約数ペア:

[(1, 19308874), (2, 9654437), (13, 1485298), (26, 742649), (167, 115622), (334, 57811), (2171, 8894), (4342, 4447)]