20433813

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1559}}^1$

素因数の和:1836

約数の個数: 16

約数和(自身を含む): 28978560

約数和(自身を除く): 8544747

約数列:

[1, 3, 17, 51, 257, 771, 1559, 4369, 4677, 13107, 26503, 79509, 400663, 1201989, 6811271, 20433813]

約数ペア:

[(1, 20433813), (3, 6811271), (17, 1201989), (51, 400663), (257, 79509), (771, 26503), (1559, 13107), (4369, 4677)]