28384.000000

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 24

約数和(自身を含む): 932400

約数和(自身を除く): 438628

約数列:

[1, 2, 4, 19, 38, 73, 76, 89, 146, 178, 292, 356, 1387, 1691, 2774, 3382, 5548, 6497, 6764, 12994, 25988, 123443, 246886, 493772]

約数ペア:

[(1, 493772), (2, 246886), (4, 123443), (19, 25988), (38, 12994), (73, 6764), (76, 6497), (89, 5548), (146, 3382), (178, 2774), (292, 1691), (356, 1387)]