20267361

素因数分解:

$3^3\times {\mathrm{421}}^1\times {\mathrm{1783}}^1$

素因数の和:2213

約数の個数: 16

約数和(自身を含む): 30113920

約数和(自身を除く): 9846559

約数列:

[1, 3, 9, 27, 421, 1263, 1783, 3789, 5349, 11367, 16047, 48141, 750643, 2251929, 6755787, 20267361]

約数ペア:

[(1, 20267361), (3, 6755787), (9, 2251929), (27, 750643), (421, 48141), (1263, 16047), (1783, 11367), (3789, 5349)]