20783838

素因数分解:

$2^1\times 3^1\times {\mathrm{263}}^1\times {\mathrm{13171}}^1$

素因数の和:13439

約数の個数: 16

約数和(自身を含む): 41728896

約数和(自身を除く): 20945058

約数列:

[1, 2, 3, 6, 263, 526, 789, 1578, 13171, 26342, 39513, 79026, 3463973, 6927946, 10391919, 20783838]

約数ペア:

[(1, 20783838), (2, 10391919), (3, 6927946), (6, 3463973), (263, 79026), (526, 39513), (789, 26342), (1578, 13171)]