20143929

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1321}}^1$

素因数の和:1377

約数の個数: 32

約数和(自身を含む): 31981824

約数和(自身を除く): 11837895

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 897, 1173, 1321, 3963, 5083, 15249, 17173, 22457, 30383, 51519, 67371, 91149, 291941, 394979, 516511, 875823, 1184937, 1549533, 6714643, 20143929]

約数ペア:

[(1, 20143929), (3, 6714643), (13, 1549533), (17, 1184937), (23, 875823), (39, 516511), (51, 394979), (69, 291941), (221, 91149), (299, 67371), (391, 51519), (663, 30383), (897, 22457), (1173, 17173), (1321, 15249), (3963, 5083)]