22173890

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{5051}}^1$

素因数の和:5497

約数の個数: 16

約数和(自身を含む): 40011840

約数和(自身を除く): 17837950

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4390, 5051, 10102, 25255, 50510, 2217389, 4434778, 11086945, 22173890]

約数ペア:

[(1, 22173890), (2, 11086945), (5, 4434778), (10, 2217389), (439, 50510), (878, 25255), (2195, 10102), (4390, 5051)]